15792100

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2092

約数の個数: 36

約数和(自身を含む): 34720000

約数和(自身を除く): 18927900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 790, 1580, 1975, 1999, 3950, 3998, 7900, 7996, 9995, 19990, 39980, 49975, 99950, 157921, 199900, 315842, 631684, 789605, 1579210, 3158420, 3948025, 7896050, 15792100]

約数ペア:

[(1, 15792100), (2, 7896050), (4, 3948025), (5, 3158420), (10, 1579210), (20, 789605), (25, 631684), (50, 315842), (79, 199900), (100, 157921), (158, 99950), (316, 49975), (395, 39980), (790, 19990), (1580, 9995), (1975, 7996), (1999, 7900), (3950, 3998)]