65798420

素因数分解:

$2^2\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{3191}}^1$

素因数の和:4231

約数の個数: 24

約数和(自身を含む): 138354048

約数和(自身を除く): 72555628

約数列:

[1, 2, 4, 5, 10, 20, 1031, 2062, 3191, 4124, 5155, 6382, 10310, 12764, 15955, 20620, 31910, 63820, 3289921, 6579842, 13159684, 16449605, 32899210, 65798420]

約数ペア:

[(1, 65798420), (2, 32899210), (4, 16449605), (5, 13159684), (10, 6579842), (20, 3289921), (1031, 63820), (2062, 31910), (3191, 20620), (4124, 15955), (5155, 12764), (6382, 10310)]