245280225

素因数分解:

$3^1\times 5^2\times {\mathrm{1279}}^1\times {\mathrm{2557}}^1$

素因数の和:3849

約数の個数: 24

約数和(自身を含む): 406005760

約数和(自身を除く): 160725535

約数列:

[1, 3, 5, 15, 25, 75, 1279, 2557, 3837, 6395, 7671, 12785, 19185, 31975, 38355, 63925, 95925, 191775, 3270403, 9811209, 16352015, 49056045, 81760075, 245280225]

約数ペア:

[(1, 245280225), (3, 81760075), (5, 49056045), (15, 16352015), (25, 9811209), (75, 3270403), (1279, 191775), (2557, 95925), (3837, 63925), (6395, 38355), (7671, 31975), (12785, 19185)]