100991260

素因数分解:

$2^2\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{2521}}^1$

素因数の和:4533

約数の個数: 24

約数和(自身を含む): 212271696

約数和(自身を除く): 111280436

約数列:

[1, 2, 4, 5, 10, 20, 2003, 2521, 4006, 5042, 8012, 10015, 10084, 12605, 20030, 25210, 40060, 50420, 5049563, 10099126, 20198252, 25247815, 50495630, 100991260]

約数ペア:

[(1, 100991260), (2, 50495630), (4, 25247815), (5, 20198252), (10, 10099126), (20, 5049563), (2003, 50420), (2521, 40060), (4006, 25210), (5042, 20030), (8012, 12605), (10015, 10084)]