81416670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{5209}}^1$

素因数の和:5740

約数の個数: 32

約数和(自身を含む): 195812640

約数和(自身を除く): 114395970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 521, 1042, 1563, 2605, 3126, 5209, 5210, 7815, 10418, 15627, 15630, 26045, 31254, 52090, 78135, 156270, 2713889, 5427778, 8141667, 13569445, 16283334, 27138890, 40708335, 81416670]

約数ペア:

[(1, 81416670), (2, 40708335), (3, 27138890), (5, 16283334), (6, 13569445), (10, 8141667), (15, 5427778), (30, 2713889), (521, 156270), (1042, 78135), (1563, 52090), (2605, 31254), (3126, 26045), (5209, 15630), (5210, 15627), (7815, 10418)]