66955870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163307}}^1$

素因数の和:163355

約数の個数: 16

約数和(自身を含む): 123460848

約数和(自身を除く): 56504978

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 163307, 326614, 816535, 1633070, 6695587, 13391174, 33477935, 66955870]

約数ペア:

[(1, 66955870), (2, 33477935), (5, 13391174), (10, 6695587), (41, 1633070), (82, 816535), (205, 326614), (410, 163307)]