80508560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8317}}^1$

素因数の和:8352

約数の個数: 60

約数和(自身を含む): 205770684

約数和(自身を除く): 125262124

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4840, 8317, 9680, 16634, 33268, 41585, 66536, 83170, 91487, 133072, 166340, 182974, 332680, 365948, 457435, 665360, 731896, 914870, 1006357, 1463792, 1829740, 2012714, 3659480, 4025428, 5031785, 7318960, 8050856, 10063570, 16101712, 20127140, 40254280, 80508560]

約数ペア:

[(1, 80508560), (2, 40254280), (4, 20127140), (5, 16101712), (8, 10063570), (10, 8050856), (11, 7318960), (16, 5031785), (20, 4025428), (22, 3659480), (40, 2012714), (44, 1829740), (55, 1463792), (80, 1006357), (88, 914870), (110, 731896), (121, 665360), (176, 457435), (220, 365948), (242, 332680), (440, 182974), (484, 166340), (605, 133072), (880, 91487), (968, 83170), (1210, 66536), (1936, 41585), (2420, 33268), (4840, 16634), (8317, 9680)]