5120375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:188

約数の個数: 32

約数和(自身を含む): 7233408

約数和(自身を除く): 2113033

約数列:

[1, 5, 13, 23, 25, 65, 115, 125, 137, 299, 325, 575, 685, 1495, 1625, 1781, 2875, 3151, 3425, 7475, 8905, 15755, 17125, 37375, 40963, 44525, 78775, 204815, 222625, 393875, 1024075, 5120375]

約数ペア:

[(1, 5120375), (5, 1024075), (13, 393875), (23, 222625), (25, 204815), (65, 78775), (115, 44525), (125, 40963), (137, 37375), (299, 17125), (325, 15755), (575, 8905), (685, 7475), (1495, 3425), (1625, 3151), (1781, 2875)]