68508505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{15731}}^1$

素因数の和:15816

約数の個数: 16

約数和(自身を含む): 89861184

約数和(自身を除く): 21352679

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 15731, 78655, 204503, 1022515, 1053977, 5269885, 13701701, 68508505]

約数ペア:

[(1, 68508505), (5, 13701701), (13, 5269885), (65, 1053977), (67, 1022515), (335, 204503), (871, 78655), (4355, 15731)]