513571825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{3299}}^1$

素因数の和:3801

約数の個数: 24

約数和(自身を含む): 687456000

約数和(自身を除く): 173884175

約数列:

[1, 5, 13, 25, 65, 325, 479, 2395, 3299, 6227, 11975, 16495, 31135, 42887, 82475, 155675, 214435, 1072175, 1580221, 7901105, 20542873, 39505525, 102714365, 513571825]

約数ペア:

[(1, 513571825), (5, 102714365), (13, 39505525), (25, 20542873), (65, 7901105), (325, 1580221), (479, 1072175), (2395, 214435), (3299, 155675), (6227, 82475), (11975, 42887), (16495, 31135)]