66722890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{3037}}^1$

素因数の和:3083

約数の個数: 32

約数和(自身を含む): 130147920

約数和(自身を除く): 63425030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2197, 3037, 4394, 6074, 10985, 15185, 21970, 30370, 39481, 78962, 197405, 394810, 513253, 1026506, 2566265, 5132530, 6672289, 13344578, 33361445, 66722890]

約数ペア:

[(1, 66722890), (2, 33361445), (5, 13344578), (10, 6672289), (13, 5132530), (26, 2566265), (65, 1026506), (130, 513253), (169, 394810), (338, 197405), (845, 78962), (1690, 39481), (2197, 30370), (3037, 21970), (4394, 15185), (6074, 10985)]