89101520

素因数分解:

$2^4\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2287}}^1$

素因数の和:2787

約数の個数: 40

約数和(自身を含む): 207677184

約数和(自身を除く): 118575664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 487, 974, 1948, 2287, 2435, 3896, 4574, 4870, 7792, 9148, 9740, 11435, 18296, 19480, 22870, 36592, 38960, 45740, 91480, 182960, 1113769, 2227538, 4455076, 5568845, 8910152, 11137690, 17820304, 22275380, 44550760, 89101520]

約数ペア:

[(1, 89101520), (2, 44550760), (4, 22275380), (5, 17820304), (8, 11137690), (10, 8910152), (16, 5568845), (20, 4455076), (40, 2227538), (80, 1113769), (487, 182960), (974, 91480), (1948, 45740), (2287, 38960), (2435, 36592), (3896, 22870), (4574, 19480), (4870, 18296), (7792, 11435), (9148, 9740)]