68990510

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{43943}}^1$

素因数の和:44107

約数の個数: 16

約数和(自身を含む): 124976736

約数和(自身を除く): 55986226

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 43943, 87886, 219715, 439430, 6899051, 13798102, 34495255, 68990510]

約数ペア:

[(1, 68990510), (2, 34495255), (5, 13798102), (10, 6899051), (157, 439430), (314, 219715), (785, 87886), (1570, 43943)]