856294400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 264

約数和(自身を含む): 2388013824

約数和(自身を除く): 1531719424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 64, 65, 80, 83, 100, 104, 124, 128, 130, 155, 160, 166, 200, 208, 248, 256, 260, 310, 320, 325, 332, 400, 403, 415, 416, 496, 512, 520, 620, 640, 650, 664, 775, 800, 806, 830, 832, 992, 1024, 1040, 1079, 1240, 1280, 1300, 1328, 1550, 1600, 1612, 1660, 1664, 1984, 2015, 2075, 2080, 2158, 2480, 2560, 2573, 2600, 2656, 3100, 3200, 3224, 3320, 3328, 3968, 4030, 4150, 4160, 4316, 4960, 5120, 5146, 5200, 5312, 5395, 6200, 6400, 6448, 6640, 6656, 7936, 8060, 8300, 8320, 8632, 9920, 10075, 10292, 10400, 10624, 10790, 12400, 12800, 12865, 12896, 13280, 13312, 15872, 16120, 16600, 16640, 17264, 19840, 20150, 20584, 20800, 21248, 21580, 24800, 25600, 25730, 25792, 26560, 26975, 31744, 32240, 33200, 33280, 33449, 34528, 39680, 40300, 41168, 41600, 42496, 43160, 49600, 51460, 51584, 53120, 53950, 64325, 64480, 66400, 66560, 66898, 69056, 79360, 80600, 82336, 83200, 84992, 86320, 99200, 102920, 103168, 106240, 107900, 128650, 128960, 132800, 133796, 138112, 158720, 161200, 164672, 166400, 167245, 172640, 198400, 205840, 206336, 212480, 215800, 257300, 257920, 265600, 267592, 276224, 322400, 329344, 332800, 334490, 345280, 396800, 411680, 412672, 424960, 431600, 514600, 515840, 531200, 535184, 552448, 644800, 658688, 668980, 690560, 793600, 823360, 836225, 863200, 1029200, 1031680, 1062400, 1070368, 1104896, 1289600, 1317376, 1337960, 1381120, 1646720, 1672450, 1726400, 2058400, 2063360, 2124800, 2140736, 2579200, 2634752, 2675920, 2762240, 3293440, 3344900, 3452800, 4116800, 4281472, 5158400, 5351840, 5524480, 6586880, 6689800, 6905600, 8233600, 8562944, 10316800, 10703680, 13173760, 13379600, 13811200, 16467200, 17125888, 21407360, 26759200, 27622400, 32934400, 34251776, 42814720, 53518400, 65868800, 85629440, 107036800, 171258880, 214073600, 428147200, 856294400]

約数ペア:

[(1, 856294400), (2, 428147200), (4, 214073600), (5, 171258880), (8, 107036800), (10, 85629440), (13, 65868800), (16, 53518400), (20, 42814720), (25, 34251776), (26, 32934400), (31, 27622400), (32, 26759200), (40, 21407360), (50, 17125888), (52, 16467200), (62, 13811200), (64, 13379600), (65, 13173760), (80, 10703680), (83, 10316800), (100, 8562944), (104, 8233600), (124, 6905600), (128, 6689800), (130, 6586880), (155, 5524480), (160, 5351840), (166, 5158400), (200, 4281472), (208, 4116800), (248, 3452800), (256, 3344900), (260, 3293440), (310, 2762240), (320, 2675920), (325, 2634752), (332, 2579200), (400, 2140736), (403, 2124800), (415, 2063360), (416, 2058400), (496, 1726400), (512, 1672450), (520, 1646720), (620, 1381120), (640, 1337960), (650, 1317376), (664, 1289600), (775, 1104896), (800, 1070368), (806, 1062400), (830, 1031680), (832, 1029200), (992, 863200), (1024, 836225), (1040, 823360), (1079, 793600), (1240, 690560), (1280, 668980), (1300, 658688), (1328, 644800), (1550, 552448), (1600, 535184), (1612, 531200), (1660, 515840), (1664, 514600), (1984, 431600), (2015, 424960), (2075, 412672), (2080, 411680), (2158, 396800), (2480, 345280), (2560, 334490), (2573, 332800), (2600, 329344), (2656, 322400), (3100, 276224), (3200, 267592), (3224, 265600), (3320, 257920), (3328, 257300), (3968, 215800), (4030, 212480), (4150, 206336), (4160, 205840), (4316, 198400), (4960, 172640), (5120, 167245), (5146, 166400), (5200, 164672), (5312, 161200), (5395, 158720), (6200, 138112), (6400, 133796), (6448, 132800), (6640, 128960), (6656, 128650), (7936, 107900), (8060, 106240), (8300, 103168), (8320, 102920), (8632, 99200), (9920, 86320), (10075, 84992), (10292, 83200), (10400, 82336), (10624, 80600), (10790, 79360), (12400, 69056), (12800, 66898), (12865, 66560), (12896, 66400), (13280, 64480), (13312, 64325), (15872, 53950), (16120, 53120), (16600, 51584), (16640, 51460), (17264, 49600), (19840, 43160), (20150, 42496), (20584, 41600), (20800, 41168), (21248, 40300), (21580, 39680), (24800, 34528), (25600, 33449), (25730, 33280), (25792, 33200), (26560, 32240), (26975, 31744)]