64318025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2243}}^1$

素因数の和:2321

約数の個数: 24

約数和(自身を含む): 84589824

約数和(自身を除く): 20271799

約数列:

[1, 5, 25, 31, 37, 155, 185, 775, 925, 1147, 2243, 5735, 11215, 28675, 56075, 69533, 82991, 347665, 414955, 1738325, 2074775, 2572721, 12863605, 64318025]

約数ペア:

[(1, 64318025), (5, 12863605), (25, 2572721), (31, 2074775), (37, 1738325), (155, 414955), (185, 347665), (775, 82991), (925, 69533), (1147, 56075), (2243, 28675), (5735, 11215)]