289367075

素因数分解:

$5^2\times {\mathrm{29}}^2\times {\mathrm{13763}}^1$

素因数の和:13831

約数の個数: 18

約数和(自身を含む): 371641764

約数和(自身を除く): 82274689

約数列:

[1, 5, 25, 29, 145, 725, 841, 4205, 13763, 21025, 68815, 344075, 399127, 1995635, 9978175, 11574683, 57873415, 289367075]

約数ペア:

[(1, 289367075), (5, 57873415), (25, 11574683), (29, 9978175), (145, 1995635), (725, 399127), (841, 344075), (4205, 68815), (13763, 21025)]