31913375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 44029440

約数和(自身を除く): 12116065

約数列:

[1, 5, 13, 25, 41, 65, 125, 205, 325, 479, 533, 1025, 1625, 2395, 2665, 5125, 6227, 11975, 13325, 19639, 31135, 59875, 66625, 98195, 155675, 255307, 490975, 778375, 1276535, 2454875, 6382675, 31913375]

約数ペア:

[(1, 31913375), (5, 6382675), (13, 2454875), (25, 1276535), (41, 778375), (65, 490975), (125, 255307), (205, 155675), (325, 98195), (479, 66625), (533, 59875), (1025, 31135), (1625, 19639), (2395, 13325), (2665, 11975), (5125, 6227)]