26291980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 67314240

約数和(自身を除く): 41022260

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 29, 44, 52, 55, 58, 65, 110, 116, 130, 143, 145, 220, 260, 286, 290, 317, 319, 377, 572, 580, 634, 638, 715, 754, 1268, 1276, 1430, 1508, 1585, 1595, 1885, 2860, 3170, 3190, 3487, 3770, 4121, 4147, 6340, 6380, 6974, 7540, 8242, 8294, 9193, 13948, 16484, 16588, 17435, 18386, 20605, 20735, 34870, 36772, 41210, 41470, 45331, 45965, 69740, 82420, 82940, 90662, 91930, 101123, 119509, 181324, 183860, 202246, 226655, 239018, 404492, 453310, 478036, 505615, 597545, 906620, 1011230, 1195090, 1314599, 2022460, 2390180, 2629198, 5258396, 6572995, 13145990, 26291980]

約数ペア:

[(1, 26291980), (2, 13145990), (4, 6572995), (5, 5258396), (10, 2629198), (11, 2390180), (13, 2022460), (20, 1314599), (22, 1195090), (26, 1011230), (29, 906620), (44, 597545), (52, 505615), (55, 478036), (58, 453310), (65, 404492), (110, 239018), (116, 226655), (130, 202246), (143, 183860), (145, 181324), (220, 119509), (260, 101123), (286, 91930), (290, 90662), (317, 82940), (319, 82420), (377, 69740), (572, 45965), (580, 45331), (634, 41470), (638, 41210), (715, 36772), (754, 34870), (1268, 20735), (1276, 20605), (1430, 18386), (1508, 17435), (1585, 16588), (1595, 16484), (1885, 13948), (2860, 9193), (3170, 8294), (3190, 8242), (3487, 7540), (3770, 6974), (4121, 6380), (4147, 6340)]