72488475

素因数分解:

$3^2\times 5^2\times {\mathrm{322171}}^1$

素因数の和:322187

約数の個数: 18

約数和(自身を含む): 129835316

約数和(自身を除く): 57346841

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 322171, 966513, 1610855, 2899539, 4832565, 8054275, 14497695, 24162825, 72488475]

約数ペア:

[(1, 72488475), (3, 24162825), (5, 14497695), (9, 8054275), (15, 4832565), (25, 2899539), (45, 1610855), (75, 966513), (225, 322171)]