80761860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{49853}}^1$

素因数の和:49874

約数の個数: 60

約数和(自身を含む): 253358028

約数和(自身を除く): 172596168

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 49853, 99706, 149559, 199412, 249265, 299118, 448677, 498530, 598236, 747795, 897354, 997060, 1346031, 1495590, 1794708, 2243385, 2692062, 2991180, 4038093, 4486770, 5384124, 6730155, 8076186, 8973540, 13460310, 16152372, 20190465, 26920620, 40380930, 80761860]

約数ペア:

[(1, 80761860), (2, 40380930), (3, 26920620), (4, 20190465), (5, 16152372), (6, 13460310), (9, 8973540), (10, 8076186), (12, 6730155), (15, 5384124), (18, 4486770), (20, 4038093), (27, 2991180), (30, 2692062), (36, 2243385), (45, 1794708), (54, 1495590), (60, 1346031), (81, 997060), (90, 897354), (108, 747795), (135, 598236), (162, 498530), (180, 448677), (270, 299118), (324, 249265), (405, 199412), (540, 149559), (810, 99706), (1620, 49853)]