247942375

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 320785920

約数和(自身を除く): 72843545

約数列:

[1, 5, 25, 41, 101, 125, 205, 479, 505, 1025, 2395, 2525, 4141, 5125, 11975, 12625, 19639, 20705, 48379, 59875, 98195, 103525, 241895, 490975, 517625, 1209475, 1983539, 2454875, 6047375, 9917695, 49588475, 247942375]

約数ペア:

[(1, 247942375), (5, 49588475), (25, 9917695), (41, 6047375), (101, 2454875), (125, 1983539), (205, 1209475), (479, 517625), (505, 490975), (1025, 241895), (2395, 103525), (2525, 98195), (4141, 59875), (5125, 48379), (11975, 20705), (12625, 19639)]