26267575

素因数分解:

$5^2\times {\mathrm{101}}^2\times {\mathrm{103}}^1$

素因数の和:315

約数の個数: 18

約数和(自身を含む): 33216872

約数和(自身を除く): 6949297

約数列:

[1, 5, 25, 101, 103, 505, 515, 2525, 2575, 10201, 10403, 51005, 52015, 255025, 260075, 1050703, 5253515, 26267575]

約数ペア:

[(1, 26267575), (5, 5253515), (25, 1050703), (101, 260075), (103, 255025), (505, 52015), (515, 51005), (2525, 10403), (2575, 10201)]