2280625

素因数分解:

$5^4\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:150

約数の個数: 20

約数和(自身を含む): 2952180

約数和(自身を除く): 671555

約数列:

[1, 5, 25, 41, 89, 125, 205, 445, 625, 1025, 2225, 3649, 5125, 11125, 18245, 25625, 55625, 91225, 456125, 2280625]

約数ペア:

[(1, 2280625), (5, 456125), (25, 91225), (41, 55625), (89, 25625), (125, 18245), (205, 11125), (445, 5125), (625, 3649), (1025, 2225)]