28325750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{3907}}^1$

素因数の和:3953

約数の個数: 32

約数和(自身を含む): 54868320

約数和(自身を除く): 26542570

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 3625, 3907, 7250, 7814, 19535, 39070, 97675, 113303, 195350, 226606, 488375, 566515, 976750, 1133030, 2832575, 5665150, 14162875, 28325750]

約数ペア:

[(1, 28325750), (2, 14162875), (5, 5665150), (10, 2832575), (25, 1133030), (29, 976750), (50, 566515), (58, 488375), (125, 226606), (145, 195350), (250, 113303), (290, 97675), (725, 39070), (1450, 19535), (3625, 7814), (3907, 7250)]