85726840

素因数分解:

$2^3\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{1741}}^1$

素因数の和:2983

約数の個数: 32

約数和(自身を含む): 193152960

約数和(自身を除く): 107426120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1231, 1741, 2462, 3482, 4924, 6155, 6964, 8705, 9848, 12310, 13928, 17410, 24620, 34820, 49240, 69640, 2143171, 4286342, 8572684, 10715855, 17145368, 21431710, 42863420, 85726840]

約数ペア:

[(1, 85726840), (2, 42863420), (4, 21431710), (5, 17145368), (8, 10715855), (10, 8572684), (20, 4286342), (40, 2143171), (1231, 69640), (1741, 49240), (2462, 34820), (3482, 24620), (4924, 17410), (6155, 13928), (6964, 12310), (8705, 9848)]