61242725

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 78510600

約数和(自身を除く): 17267875

約数列:

[1, 5, 25, 41, 149, 205, 401, 745, 1025, 2005, 3725, 6109, 10025, 16441, 30545, 59749, 82205, 152725, 298745, 411025, 1493725, 2449709, 12248545, 61242725]

約数ペア:

[(1, 61242725), (5, 12248545), (25, 2449709), (41, 1493725), (149, 411025), (205, 298745), (401, 152725), (745, 82205), (1025, 59749), (2005, 30545), (3725, 16441), (6109, 10025)]