80356275

素因数分解:

$3^2\times 5^2\times {\mathrm{357139}}^1$

素因数の和:357155

約数の個数: 18

約数和(自身を含む): 143927420

約数和(自身を除く): 63571145

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 357139, 1071417, 1785695, 3214251, 5357085, 8928475, 16071255, 26785425, 80356275]

約数ペア:

[(1, 80356275), (3, 26785425), (5, 16071255), (9, 8928475), (15, 5357085), (25, 3214251), (45, 1785695), (75, 1071417), (225, 357139)]