256225870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1507211}}^1$

素因数の和:1507235

約数の個数: 16

約数和(自身を含む): 488336688

約数和(自身を除く): 232110818

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1507211, 3014422, 7536055, 15072110, 25622587, 51245174, 128112935, 256225870]

約数ペア:

[(1, 256225870), (2, 128112935), (5, 51245174), (10, 25622587), (17, 15072110), (34, 7536055), (85, 3014422), (170, 1507211)]