80022640

素因数分解:

$2^4\times 5^1\times {\mathrm{941}}^1\times {\mathrm{1063}}^1$

素因数の和:2017

約数の個数: 40

約数和(自身を含む): 186425568

約数和(自身を除く): 106402928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 941, 1063, 1882, 2126, 3764, 4252, 4705, 5315, 7528, 8504, 9410, 10630, 15056, 17008, 18820, 21260, 37640, 42520, 75280, 85040, 1000283, 2000566, 4001132, 5001415, 8002264, 10002830, 16004528, 20005660, 40011320, 80022640]

約数ペア:

[(1, 80022640), (2, 40011320), (4, 20005660), (5, 16004528), (8, 10002830), (10, 8002264), (16, 5001415), (20, 4001132), (40, 2000566), (80, 1000283), (941, 85040), (1063, 75280), (1882, 42520), (2126, 37640), (3764, 21260), (4252, 18820), (4705, 17008), (5315, 15056), (7528, 10630), (8504, 9410)]