280379905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{41879}}^1$

素因数の和:42000

約数の個数: 16

約数和(自身を含む): 365863680

約数和(自身を除く): 85483775

約数列:

[1, 5, 13, 65, 103, 515, 1339, 6695, 41879, 209395, 544427, 2722135, 4313537, 21567685, 56075981, 280379905]

約数ペア:

[(1, 280379905), (5, 56075981), (13, 21567685), (65, 4313537), (103, 2722135), (515, 544427), (1339, 209395), (6695, 41879)]