83972655

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^2$

素因数の和:205

約数の個数: 72

約数和(自身を含む): 165660768

約数和(自身を除く): 81688113

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 79, 115, 117, 195, 207, 237, 299, 345, 395, 585, 711, 897, 1027, 1035, 1185, 1495, 1817, 2691, 3081, 3555, 4485, 5135, 5451, 6241, 9085, 9243, 13455, 15405, 16353, 18723, 23621, 27255, 31205, 46215, 56169, 70863, 81133, 81765, 93615, 118105, 143543, 212589, 243399, 280845, 354315, 405665, 430629, 717715, 730197, 1062945, 1216995, 1291887, 1866059, 2153145, 3650985, 5598177, 6459435, 9330295, 16794531, 27990885, 83972655]

約数ペア:

[(1, 83972655), (3, 27990885), (5, 16794531), (9, 9330295), (13, 6459435), (15, 5598177), (23, 3650985), (39, 2153145), (45, 1866059), (65, 1291887), (69, 1216995), (79, 1062945), (115, 730197), (117, 717715), (195, 430629), (207, 405665), (237, 354315), (299, 280845), (345, 243399), (395, 212589), (585, 143543), (711, 118105), (897, 93615), (1027, 81765), (1035, 81133), (1185, 70863), (1495, 56169), (1817, 46215), (2691, 31205), (3081, 27255), (3555, 23621), (4485, 18723), (5135, 16353), (5451, 15405), (6241, 13455), (9085, 9243)]