68312270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3347}}^1$

素因数の和:3524

約数の個数: 32

約数和(自身を含む): 133303968

約数和(自身を除く): 64991698

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 2041, 3347, 4082, 6694, 10205, 16735, 20410, 33470, 43511, 87022, 217555, 435110, 525479, 1050958, 2627395, 5254790, 6831227, 13662454, 34156135, 68312270]

約数ペア:

[(1, 68312270), (2, 34156135), (5, 13662454), (10, 6831227), (13, 5254790), (26, 2627395), (65, 1050958), (130, 525479), (157, 435110), (314, 217555), (785, 87022), (1570, 43511), (2041, 33470), (3347, 20410), (4082, 16735), (6694, 10205)]