77831140

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{53309}}^1$

素因数の和:53391

約数の個数: 24

約数和(自身を含む): 165687480

約数和(自身を除く): 87856340

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 53309, 106618, 213236, 266545, 533090, 1066180, 3891557, 7783114, 15566228, 19457785, 38915570, 77831140]

約数ペア:

[(1, 77831140), (2, 38915570), (4, 19457785), (5, 15566228), (10, 7783114), (20, 3891557), (73, 1066180), (146, 533090), (292, 266545), (365, 213236), (730, 106618), (1460, 53309)]