65591080

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{3557}}^1$

素因数の和:4029

約数の個数: 32

約数和(自身を含む): 147941640

約数和(自身を除く): 82350560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1844, 2305, 3557, 3688, 4610, 7114, 9220, 14228, 17785, 18440, 28456, 35570, 71140, 142280, 1639777, 3279554, 6559108, 8198885, 13118216, 16397770, 32795540, 65591080]

約数ペア:

[(1, 65591080), (2, 32795540), (4, 16397770), (5, 13118216), (8, 8198885), (10, 6559108), (20, 3279554), (40, 1639777), (461, 142280), (922, 71140), (1844, 35570), (2305, 28456), (3557, 18440), (3688, 17785), (4610, 14228), (7114, 9220)]