72861625

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{18803}}^1$

素因数の和:18849

約数の個数: 16

約数和(自身を含む): 93869568

約数和(自身を除く): 21007943

約数列:

[1, 5, 25, 31, 125, 155, 775, 3875, 18803, 94015, 470075, 582893, 2350375, 2914465, 14572325, 72861625]

約数ペア:

[(1, 72861625), (5, 14572325), (25, 2914465), (31, 2350375), (125, 582893), (155, 470075), (775, 94015), (3875, 18803)]