201971950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{139291}}^1$

素因数の和:139332

約数の個数: 24

約数和(自身を含む): 388624680

約数和(自身を除く): 186652730

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 139291, 278582, 696455, 1392910, 3482275, 4039439, 6964550, 8078878, 20197195, 40394390, 100985975, 201971950]

約数ペア:

[(1, 201971950), (2, 100985975), (5, 40394390), (10, 20197195), (25, 8078878), (29, 6964550), (50, 4039439), (58, 3482275), (145, 1392910), (290, 696455), (725, 278582), (1450, 139291)]