66540890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30109}}^1$

素因数の和:30146

約数の個数: 32

約数和(自身を含む): 136578960

約数和(自身を除く): 70038070

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 30109, 60218, 150545, 301090, 391417, 511853, 782834, 1023706, 1957085, 2559265, 3914170, 5118530, 6654089, 13308178, 33270445, 66540890]

約数ペア:

[(1, 66540890), (2, 33270445), (5, 13308178), (10, 6654089), (13, 5118530), (17, 3914170), (26, 2559265), (34, 1957085), (65, 1023706), (85, 782834), (130, 511853), (170, 391417), (221, 301090), (442, 150545), (1105, 60218), (2210, 30109)]