66788290

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{1063}}^1$

素因数の和:1234

約数の個数: 32

約数和(自身を含む): 123492096

約数和(自身を除く): 56703806

約数列:

[1, 2, 5, 10, 61, 103, 122, 206, 305, 515, 610, 1030, 1063, 2126, 5315, 6283, 10630, 12566, 31415, 62830, 64843, 109489, 129686, 218978, 324215, 547445, 648430, 1094890, 6678829, 13357658, 33394145, 66788290]

約数ペア:

[(1, 66788290), (2, 33394145), (5, 13357658), (10, 6678829), (61, 1094890), (103, 648430), (122, 547445), (206, 324215), (305, 218978), (515, 129686), (610, 109489), (1030, 64843), (1063, 62830), (2126, 31415), (5315, 12566), (6283, 10630)]