72121575

素因数分解:

$3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{9521}}^1$

素因数の和:9635

約数の個数: 24

約数和(自身を含む): 120434256

約数和(自身を除く): 48312681

約数列:

[1, 3, 5, 15, 25, 75, 101, 303, 505, 1515, 2525, 7575, 9521, 28563, 47605, 142815, 238025, 714075, 961621, 2884863, 4808105, 14424315, 24040525, 72121575]

約数ペア:

[(1, 72121575), (3, 24040525), (5, 14424315), (15, 4808105), (25, 2884863), (75, 961621), (101, 714075), (303, 238025), (505, 142815), (1515, 47605), (2525, 28563), (7575, 9521)]