51215620

素因数分解:

$2^2\times 5^1\times {\mathrm{829}}^1\times {\mathrm{3089}}^1$

素因数の和:3927

約数の個数: 24

約数和(自身を含む): 107717400

約数和(自身を除く): 56501780

約数列:

[1, 2, 4, 5, 10, 20, 829, 1658, 3089, 3316, 4145, 6178, 8290, 12356, 15445, 16580, 30890, 61780, 2560781, 5121562, 10243124, 12803905, 25607810, 51215620]

約数ペア:

[(1, 51215620), (2, 25607810), (4, 12803905), (5, 10243124), (10, 5121562), (20, 2560781), (829, 61780), (1658, 30890), (3089, 16580), (3316, 15445), (4145, 12356), (6178, 8290)]