99690130

素因数分解:

$2^1\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{4987}}^1$

素因数の和:6993

約数の個数: 16

約数和(自身を含む): 179568000

約数和(自身を除く): 79877870

約数列:

[1, 2, 5, 10, 1999, 3998, 4987, 9974, 9995, 19990, 24935, 49870, 9969013, 19938026, 49845065, 99690130]

約数ペア:

[(1, 99690130), (2, 49845065), (5, 19938026), (10, 9969013), (1999, 49870), (3998, 24935), (4987, 19990), (9974, 9995)]