40568735

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:634

約数の個数: 16

約数和(自身を含む): 49449312

約数和(自身を除く): 8880577

約数列:

[1, 5, 131, 241, 257, 655, 1205, 1285, 31571, 33667, 61937, 157855, 168335, 309685, 8113747, 40568735]

約数ペア:

[(1, 40568735), (5, 8113747), (131, 309685), (241, 168335), (257, 157855), (655, 61937), (1205, 33667), (1285, 31571)]