89325040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{22787}}^1$

素因数の和:22814

約数の個数: 60

約数和(自身を含む): 241598376

約数和(自身を除く): 152273336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 22787, 45574, 91148, 113935, 159509, 182296, 227870, 319018, 364592, 455740, 638036, 797545, 911480, 1116563, 1276072, 1595090, 1822960, 2233126, 2552144, 3190180, 4466252, 5582815, 6380360, 8932504, 11165630, 12760720, 17865008, 22331260, 44662520, 89325040]

約数ペア:

[(1, 89325040), (2, 44662520), (4, 22331260), (5, 17865008), (7, 12760720), (8, 11165630), (10, 8932504), (14, 6380360), (16, 5582815), (20, 4466252), (28, 3190180), (35, 2552144), (40, 2233126), (49, 1822960), (56, 1595090), (70, 1276072), (80, 1116563), (98, 911480), (112, 797545), (140, 638036), (196, 455740), (245, 364592), (280, 319018), (392, 227870), (490, 182296), (560, 159509), (784, 113935), (980, 91148), (1960, 45574), (3920, 22787)]