890551825

素因数分解:

$5^2\times {\mathrm{191}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:1065

約数の個数: 24

約数和(自身を含む): 1115214336

約数和(自身を除く): 224662511

約数列:

[1, 5, 25, 191, 421, 443, 955, 2105, 2215, 4775, 10525, 11075, 80411, 84613, 186503, 402055, 423065, 932515, 2010275, 2115325, 4662575, 35622073, 178110365, 890551825]

約数ペア:

[(1, 890551825), (5, 178110365), (25, 35622073), (191, 4662575), (421, 2115325), (443, 2010275), (955, 932515), (2105, 423065), (2215, 402055), (4775, 186503), (10525, 84613), (11075, 80411)]