72136465

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{1451}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 88583616

約数和(自身を除く): 16447151

約数列:

[1, 5, 61, 163, 305, 815, 1451, 7255, 9943, 49715, 88511, 236513, 442555, 1182565, 14427293, 72136465]

約数ペア:

[(1, 72136465), (5, 14427293), (61, 1182565), (163, 442555), (305, 236513), (815, 88511), (1451, 49715), (7255, 9943)]