64757905

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1\times {\mathrm{881}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 79401168

約数和(自身を除く): 14643263

約数列:

[1, 5, 61, 241, 305, 881, 1205, 4405, 14701, 53741, 73505, 212321, 268705, 1061605, 12951581, 64757905]

約数ペア:

[(1, 64757905), (5, 12951581), (61, 1061605), (241, 268705), (305, 212321), (881, 73505), (1205, 53741), (4405, 14701)]