81030225

素因数分解:

$3^1\times 5^2\times {\mathrm{241}}^1\times {\mathrm{4483}}^1$

素因数の和:4737

約数の個数: 24

約数和(自身を含む): 134555872

約数和(自身を除く): 53525647

約数列:

[1, 3, 5, 15, 25, 75, 241, 723, 1205, 3615, 4483, 6025, 13449, 18075, 22415, 67245, 112075, 336225, 1080403, 3241209, 5402015, 16206045, 27010075, 81030225]

約数ペア:

[(1, 81030225), (3, 27010075), (5, 16206045), (15, 5402015), (25, 3241209), (75, 1080403), (241, 336225), (723, 112075), (1205, 67245), (3615, 22415), (4483, 18075), (6025, 13449)]