86250580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1667}}^1$

素因数の和:1888

約数の個数: 48

約数和(自身を含む): 196156800

約数和(自身を除く): 109906220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 796, 995, 1667, 1990, 2587, 3334, 3980, 5174, 6668, 8335, 10348, 12935, 16670, 21671, 25870, 33340, 43342, 51740, 86684, 108355, 216710, 331733, 433420, 663466, 1326932, 1658665, 3317330, 4312529, 6634660, 8625058, 17250116, 21562645, 43125290, 86250580]

約数ペア:

[(1, 86250580), (2, 43125290), (4, 21562645), (5, 17250116), (10, 8625058), (13, 6634660), (20, 4312529), (26, 3317330), (52, 1658665), (65, 1326932), (130, 663466), (199, 433420), (260, 331733), (398, 216710), (796, 108355), (995, 86684), (1667, 51740), (1990, 43342), (2587, 33340), (3334, 25870), (3980, 21671), (5174, 16670), (6668, 12935), (8335, 10348)]