64958870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{2749}}^1$

素因数の和:2912

約数の個数: 32

約数和(自身を含む): 124740000

約数和(自身を除く): 59781130

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 695, 1390, 2363, 2749, 4726, 5498, 11815, 13745, 23630, 27490, 46733, 93466, 233665, 382111, 467330, 764222, 1910555, 3821110, 6495887, 12991774, 32479435, 64958870]

約数ペア:

[(1, 64958870), (2, 32479435), (5, 12991774), (10, 6495887), (17, 3821110), (34, 1910555), (85, 764222), (139, 467330), (170, 382111), (278, 233665), (695, 93466), (1390, 46733), (2363, 27490), (2749, 23630), (4726, 13745), (5498, 11815)]