210855710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{10331}}^1$

素因数の和:10508

約数の個数: 32

約数和(自身を含む): 411378912

約数和(自身を除く): 200523202

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 4082, 10205, 10331, 20410, 20662, 51655, 103310, 134303, 268606, 671515, 1343030, 1621967, 3243934, 8109835, 16219670, 21085571, 42171142, 105427855, 210855710]

約数ペア:

[(1, 210855710), (2, 105427855), (5, 42171142), (10, 21085571), (13, 16219670), (26, 8109835), (65, 3243934), (130, 1621967), (157, 1343030), (314, 671515), (785, 268606), (1570, 134303), (2041, 103310), (4082, 51655), (10205, 20662), (10331, 20410)]