42885925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 55521000

約数和(自身を除く): 12635075

約数列:

[1, 5, 25, 29, 145, 149, 397, 725, 745, 1985, 3725, 4321, 9925, 11513, 21605, 57565, 59153, 108025, 287825, 295765, 1478825, 1715437, 8577185, 42885925]

約数ペア:

[(1, 42885925), (5, 8577185), (25, 1715437), (29, 1478825), (145, 295765), (149, 287825), (397, 108025), (725, 59153), (745, 57565), (1985, 21605), (3725, 11513), (4321, 9925)]