65871340

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{30781}}^1$

素因数の和:30897

約数の個数: 24

約数和(自身を含む): 139627152

約数和(自身を除く): 73755812

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 30781, 61562, 123124, 153905, 307810, 615620, 3293567, 6587134, 13174268, 16467835, 32935670, 65871340]

約数ペア:

[(1, 65871340), (2, 32935670), (4, 16467835), (5, 13174268), (10, 6587134), (20, 3293567), (107, 615620), (214, 307810), (428, 153905), (535, 123124), (1070, 61562), (2140, 30781)]