66344720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{63793}}^1$

素因数の和:63819

約数の個数: 40

約数和(自身を含む): 166119576

約数和(自身を除く): 99774856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 63793, 127586, 255172, 318965, 510344, 637930, 829309, 1020688, 1275860, 1658618, 2551720, 3317236, 4146545, 5103440, 6634472, 8293090, 13268944, 16586180, 33172360, 66344720]

約数ペア:

[(1, 66344720), (2, 33172360), (4, 16586180), (5, 13268944), (8, 8293090), (10, 6634472), (13, 5103440), (16, 4146545), (20, 3317236), (26, 2551720), (40, 1658618), (52, 1275860), (65, 1020688), (80, 829309), (104, 637930), (130, 510344), (208, 318965), (260, 255172), (520, 127586), (1040, 63793)]