2240225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 3067512

約数和(自身を除く): 827287

約数列:

[1, 5, 13, 25, 61, 65, 113, 305, 325, 565, 793, 1469, 1525, 2825, 3965, 6893, 7345, 19825, 34465, 36725, 89609, 172325, 448045, 2240225]

約数ペア:

[(1, 2240225), (5, 448045), (13, 172325), (25, 89609), (61, 36725), (65, 34465), (113, 19825), (305, 7345), (325, 6893), (565, 3965), (793, 2825), (1469, 1525)]