61218160

素因数分解:

$2^4\times 5^1\times {\mathrm{765227}}^1$

素因数の和:765240

約数の個数: 20

約数和(自身を含む): 142332408

約数和(自身を除く): 81114248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 765227, 1530454, 3060908, 3826135, 6121816, 7652270, 12243632, 15304540, 30609080, 61218160]

約数ペア:

[(1, 61218160), (2, 30609080), (4, 15304540), (5, 12243632), (8, 7652270), (10, 6121816), (16, 3826135), (20, 3060908), (40, 1530454), (80, 765227)]