83089980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{997}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 252837312

約数和(自身を除く): 169747332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 463, 926, 997, 1389, 1852, 1994, 2315, 2778, 2991, 3988, 4167, 4630, 4985, 5556, 5982, 6945, 8334, 8973, 9260, 9970, 11964, 13890, 14955, 16668, 17946, 19940, 20835, 27780, 29910, 35892, 41670, 44865, 59820, 83340, 89730, 179460, 461611, 923222, 1384833, 1846444, 2308055, 2769666, 4154499, 4616110, 5539332, 6924165, 8308998, 9232220, 13848330, 16617996, 20772495, 27696660, 41544990, 83089980]

約数ペア:

[(1, 83089980), (2, 41544990), (3, 27696660), (4, 20772495), (5, 16617996), (6, 13848330), (9, 9232220), (10, 8308998), (12, 6924165), (15, 5539332), (18, 4616110), (20, 4154499), (30, 2769666), (36, 2308055), (45, 1846444), (60, 1384833), (90, 923222), (180, 461611), (463, 179460), (926, 89730), (997, 83340), (1389, 59820), (1852, 44865), (1994, 41670), (2315, 35892), (2778, 29910), (2991, 27780), (3988, 20835), (4167, 19940), (4630, 17946), (4985, 16668), (5556, 14955), (5982, 13890), (6945, 11964), (8334, 9970), (8973, 9260)]