2051249750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 4655102400

約数和(自身を除く): 2603852650

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 29, 34, 50, 55, 58, 85, 89, 110, 125, 145, 170, 178, 187, 250, 275, 289, 290, 319, 374, 425, 445, 493, 550, 578, 638, 725, 850, 890, 935, 979, 986, 1375, 1445, 1450, 1513, 1595, 1870, 1958, 2125, 2225, 2465, 2581, 2750, 2890, 3026, 3179, 3190, 3625, 4250, 4450, 4675, 4895, 4930, 5162, 5423, 6358, 7225, 7250, 7565, 7975, 8381, 9350, 9790, 10846, 11125, 12325, 12905, 14450, 15130, 15895, 15950, 16643, 16762, 22250, 23375, 24475, 24650, 25721, 25810, 27115, 28391, 31790, 33286, 36125, 37825, 39875, 41905, 43877, 46750, 48950, 51442, 54230, 56782, 61625, 64525, 72250, 75650, 79475, 79750, 83215, 83810, 87754, 92191, 122375, 123250, 128605, 129050, 135575, 141955, 158950, 166430, 184382, 189125, 209525, 219385, 244750, 257210, 271150, 282931, 283910, 322625, 378250, 397375, 416075, 419050, 438770, 460955, 482647, 565862, 643025, 645250, 677875, 709775, 745909, 794750, 832150, 921910, 965294, 1047625, 1096925, 1286050, 1355750, 1414655, 1419550, 1491818, 2080375, 2095250, 2193850, 2304775, 2413235, 2829310, 3215125, 3548875, 3729545, 4160750, 4609550, 4826470, 5484625, 6430250, 7073275, 7097750, 7459090, 8204999, 10969250, 11523875, 12066175, 14146550, 16409998, 18647725, 23047750, 24132350, 35366375, 37295450, 41024995, 60330875, 70732750, 82049990, 93238625, 120661750, 186477250, 205124975, 410249950, 1025624875, 2051249750]

約数ペア:

[(1, 2051249750), (2, 1025624875), (5, 410249950), (10, 205124975), (11, 186477250), (17, 120661750), (22, 93238625), (25, 82049990), (29, 70732750), (34, 60330875), (50, 41024995), (55, 37295450), (58, 35366375), (85, 24132350), (89, 23047750), (110, 18647725), (125, 16409998), (145, 14146550), (170, 12066175), (178, 11523875), (187, 10969250), (250, 8204999), (275, 7459090), (289, 7097750), (290, 7073275), (319, 6430250), (374, 5484625), (425, 4826470), (445, 4609550), (493, 4160750), (550, 3729545), (578, 3548875), (638, 3215125), (725, 2829310), (850, 2413235), (890, 2304775), (935, 2193850), (979, 2095250), (986, 2080375), (1375, 1491818), (1445, 1419550), (1450, 1414655), (1513, 1355750), (1595, 1286050), (1870, 1096925), (1958, 1047625), (2125, 965294), (2225, 921910), (2465, 832150), (2581, 794750), (2750, 745909), (2890, 709775), (3026, 677875), (3179, 645250), (3190, 643025), (3625, 565862), (4250, 482647), (4450, 460955), (4675, 438770), (4895, 419050), (4930, 416075), (5162, 397375), (5423, 378250), (6358, 322625), (7225, 283910), (7250, 282931), (7565, 271150), (7975, 257210), (8381, 244750), (9350, 219385), (9790, 209525), (10846, 189125), (11125, 184382), (12325, 166430), (12905, 158950), (14450, 141955), (15130, 135575), (15895, 129050), (15950, 128605), (16643, 123250), (16762, 122375), (22250, 92191), (23375, 87754), (24475, 83810), (24650, 83215), (25721, 79750), (25810, 79475), (27115, 75650), (28391, 72250), (31790, 64525), (33286, 61625), (36125, 56782), (37825, 54230), (39875, 51442), (41905, 48950), (43877, 46750)]