42187925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{479}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 56663040

約数和(自身を除く): 14475115

約数列:

[1, 5, 13, 25, 65, 271, 325, 479, 1355, 2395, 3523, 6227, 6775, 11975, 17615, 31135, 88075, 129809, 155675, 649045, 1687517, 3245225, 8437585, 42187925]

約数ペア:

[(1, 42187925), (5, 8437585), (13, 3245225), (25, 1687517), (65, 649045), (271, 155675), (325, 129809), (479, 88075), (1355, 31135), (2395, 17615), (3523, 11975), (6227, 6775)]