40479400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15569}}^1$

素因数の和:15598

約数の個数: 48

約数和(自身を含む): 101360700

約数和(自身を除く): 60881300

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 15569, 31138, 62276, 77845, 124552, 155690, 202397, 311380, 389225, 404794, 622760, 778450, 809588, 1011985, 1556900, 1619176, 2023970, 3113800, 4047940, 5059925, 8095880, 10119850, 20239700, 40479400]

約数ペア:

[(1, 40479400), (2, 20239700), (4, 10119850), (5, 8095880), (8, 5059925), (10, 4047940), (13, 3113800), (20, 2023970), (25, 1619176), (26, 1556900), (40, 1011985), (50, 809588), (52, 778450), (65, 622760), (100, 404794), (104, 389225), (130, 311380), (200, 202397), (260, 155690), (325, 124552), (520, 77845), (650, 62276), (1300, 31138), (2600, 15569)]