64288978000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^3\times {\mathrm{83}}^1$

素因数の和:212

約数の個数: 320

約数和(自身を含む): 175072794624

約数和(自身を除く): 110783816624

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 83, 100, 104, 124, 125, 130, 155, 166, 200, 208, 248, 250, 260, 310, 325, 332, 400, 403, 415, 496, 500, 520, 620, 650, 664, 775, 806, 830, 961, 1000, 1040, 1079, 1240, 1300, 1328, 1550, 1612, 1625, 1660, 1922, 2000, 2015, 2075, 2158, 2480, 2573, 2600, 3100, 3224, 3250, 3320, 3844, 3875, 4030, 4150, 4316, 4805, 5146, 5200, 5395, 6200, 6448, 6500, 6640, 7688, 7750, 8060, 8300, 8632, 9610, 10075, 10292, 10375, 10790, 12400, 12493, 12865, 13000, 15376, 15500, 16120, 16600, 17264, 19220, 20150, 20584, 20750, 21580, 24025, 24986, 25730, 26000, 26975, 29791, 31000, 32240, 33200, 33449, 38440, 40300, 41168, 41500, 43160, 48050, 49972, 50375, 51460, 53950, 59582, 62000, 62465, 64325, 66898, 76880, 79763, 80600, 83000, 86320, 96100, 99944, 100750, 102920, 107900, 119164, 120125, 124930, 128650, 133796, 134875, 148955, 159526, 161200, 166000, 167245, 192200, 199888, 201500, 205840, 215800, 238328, 240250, 249860, 257300, 267592, 269750, 297910, 312325, 319052, 321625, 334490, 384400, 387283, 398815, 403000, 431600, 476656, 480500, 499720, 514600, 535184, 539500, 595820, 624650, 638104, 643250, 668980, 744775, 774566, 797630, 806000, 836225, 961000, 999440, 1029200, 1036919, 1079000, 1191640, 1249300, 1276208, 1286500, 1337960, 1489550, 1549132, 1561625, 1595260, 1672450, 1922000, 1936415, 1994075, 2073838, 2158000, 2383280, 2472653, 2498600, 2573000, 2675920, 2979100, 3098264, 3123250, 3190520, 3344900, 3723875, 3872830, 3988150, 4147676, 4181125, 4945306, 4997200, 5146000, 5184595, 5958200, 6196528, 6246500, 6381040, 6689800, 7447750, 7745660, 7976300, 8295352, 8362250, 9682075, 9890612, 9970375, 10369190, 11916400, 12363265, 12493000, 13379600, 14895500, 15491320, 15952600, 16590704, 16724500, 19364150, 19781224, 19940750, 20738380, 24726530, 24986000, 25922975, 29791000, 30982640, 31905200, 32144489, 33449000, 38728300, 39562448, 39881500, 41476760, 48410375, 49453060, 51845950, 59582000, 61816325, 64288978, 66898000, 77456600, 79763000, 82953520, 96820750, 98906120, 103691900, 123632650, 128577956, 129614875, 154913200, 159526000, 160722445, 193641500, 197812240, 207383800, 247265300, 257155912, 259229750, 309081625, 321444890, 387283000, 414767600, 494530600, 514311824, 518459500, 618163250, 642889780, 774566000, 803612225, 989061200, 1036919000, 1236326500, 1285779560, 1607224450, 2073838000, 2472653000, 2571559120, 3214448900, 4018061125, 4945306000, 6428897800, 8036122250, 12857795600, 16072244500, 32144489000, 64288978000]

約数ペア:

[(1, 64288978000), (2, 32144489000), (4, 16072244500), (5, 12857795600), (8, 8036122250), (10, 6428897800), (13, 4945306000), (16, 4018061125), (20, 3214448900), (25, 2571559120), (26, 2472653000), (31, 2073838000), (40, 1607224450), (50, 1285779560), (52, 1236326500), (62, 1036919000), (65, 989061200), (80, 803612225), (83, 774566000), (100, 642889780), (104, 618163250), (124, 518459500), (125, 514311824), (130, 494530600), (155, 414767600), (166, 387283000), (200, 321444890), (208, 309081625), (248, 259229750), (250, 257155912), (260, 247265300), (310, 207383800), (325, 197812240), (332, 193641500), (400, 160722445), (403, 159526000), (415, 154913200), (496, 129614875), (500, 128577956), (520, 123632650), (620, 103691900), (650, 98906120), (664, 96820750), (775, 82953520), (806, 79763000), (830, 77456600), (961, 66898000), (1000, 64288978), (1040, 61816325), (1079, 59582000), (1240, 51845950), (1300, 49453060), (1328, 48410375), (1550, 41476760), (1612, 39881500), (1625, 39562448), (1660, 38728300), (1922, 33449000), (2000, 32144489), (2015, 31905200), (2075, 30982640), (2158, 29791000), (2480, 25922975), (2573, 24986000), (2600, 24726530), (3100, 20738380), (3224, 19940750), (3250, 19781224), (3320, 19364150), (3844, 16724500), (3875, 16590704), (4030, 15952600), (4150, 15491320), (4316, 14895500), (4805, 13379600), (5146, 12493000), (5200, 12363265), (5395, 11916400), (6200, 10369190), (6448, 9970375), (6500, 9890612), (6640, 9682075), (7688, 8362250), (7750, 8295352), (8060, 7976300), (8300, 7745660), (8632, 7447750), (9610, 6689800), (10075, 6381040), (10292, 6246500), (10375, 6196528), (10790, 5958200), (12400, 5184595), (12493, 5146000), (12865, 4997200), (13000, 4945306), (15376, 4181125), (15500, 4147676), (16120, 3988150), (16600, 3872830), (17264, 3723875), (19220, 3344900), (20150, 3190520), (20584, 3123250), (20750, 3098264), (21580, 2979100), (24025, 2675920), (24986, 2573000), (25730, 2498600), (26000, 2472653), (26975, 2383280), (29791, 2158000), (31000, 2073838), (32240, 1994075), (33200, 1936415), (33449, 1922000), (38440, 1672450), (40300, 1595260), (41168, 1561625), (41500, 1549132), (43160, 1489550), (48050, 1337960), (49972, 1286500), (50375, 1276208), (51460, 1249300), (53950, 1191640), (59582, 1079000), (62000, 1036919), (62465, 1029200), (64325, 999440), (66898, 961000), (76880, 836225), (79763, 806000), (80600, 797630), (83000, 774566), (86320, 744775), (96100, 668980), (99944, 643250), (100750, 638104), (102920, 624650), (107900, 595820), (119164, 539500), (120125, 535184), (124930, 514600), (128650, 499720), (133796, 480500), (134875, 476656), (148955, 431600), (159526, 403000), (161200, 398815), (166000, 387283), (167245, 384400), (192200, 334490), (199888, 321625), (201500, 319052), (205840, 312325), (215800, 297910), (238328, 269750), (240250, 267592), (249860, 257300)]