64635905

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{3163}}^1$

素因数の和:3296

約数の個数: 16

約数和(自身を含む): 80036544

約数和(自身を除く): 15400639

約数列:

[1, 5, 61, 67, 305, 335, 3163, 4087, 15815, 20435, 192943, 211921, 964715, 1059605, 12927181, 64635905]

約数ペア:

[(1, 64635905), (5, 12927181), (61, 1059605), (67, 964715), (305, 211921), (335, 192943), (3163, 20435), (4087, 15815)]