39975275

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{51581}}^1$

素因数の和:51622

約数の個数: 12

約数和(自身を含む): 51169344

約数和(自身を除く): 11194069

約数列:

[1, 5, 25, 31, 155, 775, 51581, 257905, 1289525, 1599011, 7995055, 39975275]

約数ペア:

[(1, 39975275), (5, 7995055), (25, 1599011), (31, 1289525), (155, 257905), (775, 51581)]