40128050

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{10159}}^1$

素因数の和:10250

約数の個数: 24

約数和(自身を含む): 75590400

約数和(自身を除く): 35462350

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 10159, 20318, 50795, 101590, 253975, 507950, 802561, 1605122, 4012805, 8025610, 20064025, 40128050]

約数ペア:

[(1, 40128050), (2, 20064025), (5, 8025610), (10, 4012805), (25, 1605122), (50, 802561), (79, 507950), (158, 253975), (395, 101590), (790, 50795), (1975, 20318), (3950, 10159)]