80934580

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{17827}}^1$

素因数の和:18063

約数の個数: 24

約数和(自身を含む): 170720928

約数和(自身を除く): 89786348

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 17827, 35654, 71308, 89135, 178270, 356540, 4046729, 8093458, 16186916, 20233645, 40467290, 80934580]

約数ペア:

[(1, 80934580), (2, 40467290), (4, 20233645), (5, 16186916), (10, 8093458), (20, 4046729), (227, 356540), (454, 178270), (908, 89135), (1135, 71308), (2270, 35654), (4540, 17827)]