205371505

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{1931}}^1$

素因数の和:2264

約数の個数: 16

約数和(自身を含む): 250387200

約数和(自身を除く): 45015695

約数列:

[1, 5, 89, 239, 445, 1195, 1931, 9655, 21271, 106355, 171859, 461509, 859295, 2307545, 41074301, 205371505]

約数ペア:

[(1, 205371505), (5, 41074301), (89, 2307545), (239, 859295), (445, 461509), (1195, 171859), (1931, 106355), (9655, 21271)]