64692160

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15551}}^1$

素因数の和:15581

約数の個数: 56

約数和(自身を含む): 165908736

約数和(自身を除く): 101216576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 15551, 31102, 62204, 77755, 124408, 155510, 202163, 248816, 311020, 404326, 497632, 622040, 808652, 995264, 1010815, 1244080, 1617304, 2021630, 2488160, 3234608, 4043260, 4976320, 6469216, 8086520, 12938432, 16173040, 32346080, 64692160]

約数ペア:

[(1, 64692160), (2, 32346080), (4, 16173040), (5, 12938432), (8, 8086520), (10, 6469216), (13, 4976320), (16, 4043260), (20, 3234608), (26, 2488160), (32, 2021630), (40, 1617304), (52, 1244080), (64, 1010815), (65, 995264), (80, 808652), (104, 622040), (130, 497632), (160, 404326), (208, 311020), (260, 248816), (320, 202163), (416, 155510), (520, 124408), (832, 77755), (1040, 62204), (2080, 31102), (4160, 15551)]