8004801025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{2063}}^1\times {\mathrm{11939}}^1$

素因数の和:14025

約数の個数: 24

約数和(自身を含む): 10695565440

約数和(自身を除く): 2690764415

約数列:

[1, 5, 13, 25, 65, 325, 2063, 10315, 11939, 26819, 51575, 59695, 134095, 155207, 298475, 670475, 776035, 3880175, 24630157, 123150785, 320192041, 615753925, 1600960205, 8004801025]

約数ペア:

[(1, 8004801025), (5, 1600960205), (13, 615753925), (25, 320192041), (65, 123150785), (325, 24630157), (2063, 3880175), (10315, 776035), (11939, 670475), (26819, 298475), (51575, 155207), (59695, 134095)]