87314890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{39509}}^1$

素因数の和:39546

約数の個数: 32

約数和(自身を含む): 179217360

約数和(自身を除く): 91902470

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 39509, 79018, 197545, 395090, 513617, 671653, 1027234, 1343306, 2568085, 3358265, 5136170, 6716530, 8731489, 17462978, 43657445, 87314890]

約数ペア:

[(1, 87314890), (2, 43657445), (5, 17462978), (10, 8731489), (13, 6716530), (17, 5136170), (26, 3358265), (34, 2568085), (65, 1343306), (85, 1027234), (130, 671653), (170, 513617), (221, 395090), (442, 197545), (1105, 79018), (2210, 39509)]