64785505

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{8893}}^1$

素因数の和:8976

約数の個数: 16

約数和(自身を含む): 81967104

約数和(自身を除く): 17181599

約数列:

[1, 5, 31, 47, 155, 235, 1457, 7285, 8893, 44465, 275683, 417971, 1378415, 2089855, 12957101, 64785505]

約数ペア:

[(1, 64785505), (5, 12957101), (31, 2089855), (47, 1378415), (155, 417971), (235, 275683), (1457, 44465), (7285, 8893)]