208150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:216

約数の個数: 24

約数和(自身を含む): 406224

約数和(自身を除く): 198074

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 181, 230, 362, 575, 905, 1150, 1810, 4163, 4525, 8326, 9050, 20815, 41630, 104075, 208150]

約数ペア:

[(1, 208150), (2, 104075), (5, 41630), (10, 20815), (23, 9050), (25, 8326), (46, 4525), (50, 4163), (115, 1810), (181, 1150), (230, 905), (362, 575)]