88890920990

素因数分解:

$2^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{7877}}^1\times {\mathrm{4391}}^1$

素因数の和:12532

約数の個数: 32

約数和(自身を含む): 160683217344

約数和(自身を除く): 71792296354

約数列:

[1, 2, 5, 10, 257, 514, 1285, 2570, 4391, 7877, 8782, 15754, 21955, 39385, 43910, 78770, 1128487, 2024389, 2256974, 4048778, 5642435, 10121945, 11284870, 20243890, 34587907, 69175814, 172939535, 345879070, 8889092099, 17778184198, 44445460495, 88890920990]

約数ペア:

[(1, 88890920990), (2, 44445460495), (5, 17778184198), (10, 8889092099), (257, 345879070), (514, 172939535), (1285, 69175814), (2570, 34587907), (4391, 20243890), (7877, 11284870), (8782, 10121945), (15754, 5642435), (21955, 4048778), (39385, 2256974), (43910, 2024389), (78770, 1128487)]