12280625

素因数分解:

$5^4\times 7^2\times {\mathrm{401}}^1$

素因数の和:435

約数の個数: 30

約数和(自身を含む): 17895834

約数和(自身を除く): 5615209

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 401, 625, 875, 1225, 2005, 2807, 4375, 6125, 10025, 14035, 19649, 30625, 50125, 70175, 98245, 250625, 350875, 491225, 1754375, 2456125, 12280625]

約数ペア:

[(1, 12280625), (5, 2456125), (7, 1754375), (25, 491225), (35, 350875), (49, 250625), (125, 98245), (175, 70175), (245, 50125), (401, 30625), (625, 19649), (875, 14035), (1225, 10025), (2005, 6125), (2807, 4375)]