72135830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{554891}}^1$

素因数の和:554911

約数の個数: 16

約数和(自身を含む): 139832784

約数和(自身を除く): 67696954

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 554891, 1109782, 2774455, 5548910, 7213583, 14427166, 36067915, 72135830]

約数ペア:

[(1, 72135830), (2, 36067915), (5, 14427166), (10, 7213583), (13, 5548910), (26, 2774455), (65, 1109782), (130, 554891)]