91901680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{911}}^1$

素因数の和:1034

約数の個数: 80

約数和(自身を含む): 232735104

約数和(自身を除く): 140833424

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 260, 388, 485, 520, 776, 911, 970, 1040, 1261, 1552, 1822, 1940, 2522, 3644, 3880, 4555, 5044, 6305, 7288, 7760, 9110, 10088, 11843, 12610, 14576, 18220, 20176, 23686, 25220, 36440, 47372, 50440, 59215, 72880, 88367, 94744, 100880, 118430, 176734, 189488, 236860, 353468, 441835, 473720, 706936, 883670, 947440, 1148771, 1413872, 1767340, 2297542, 3534680, 4595084, 5743855, 7069360, 9190168, 11487710, 18380336, 22975420, 45950840, 91901680]

約数ペア:

[(1, 91901680), (2, 45950840), (4, 22975420), (5, 18380336), (8, 11487710), (10, 9190168), (13, 7069360), (16, 5743855), (20, 4595084), (26, 3534680), (40, 2297542), (52, 1767340), (65, 1413872), (80, 1148771), (97, 947440), (104, 883670), (130, 706936), (194, 473720), (208, 441835), (260, 353468), (388, 236860), (485, 189488), (520, 176734), (776, 118430), (911, 100880), (970, 94744), (1040, 88367), (1261, 72880), (1552, 59215), (1822, 50440), (1940, 47372), (2522, 36440), (3644, 25220), (3880, 23686), (4555, 20176), (5044, 18220), (6305, 14576), (7288, 12610), (7760, 11843), (9110, 10088)]