25501150

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:493

約数の個数: 48

約数和(自身を含む): 50331600

約数和(自身を除く): 24830450

約数列:

[1, 2, 5, 10, 25, 29, 43, 50, 58, 86, 145, 215, 290, 409, 430, 725, 818, 1075, 1247, 1450, 2045, 2150, 2494, 4090, 6235, 10225, 11861, 12470, 17587, 20450, 23722, 31175, 35174, 59305, 62350, 87935, 118610, 175870, 296525, 439675, 510023, 593050, 879350, 1020046, 2550115, 5100230, 12750575, 25501150]

約数ペア:

[(1, 25501150), (2, 12750575), (5, 5100230), (10, 2550115), (25, 1020046), (29, 879350), (43, 593050), (50, 510023), (58, 439675), (86, 296525), (145, 175870), (215, 118610), (290, 87935), (409, 62350), (430, 59305), (725, 35174), (818, 31175), (1075, 23722), (1247, 20450), (1450, 17587), (2045, 12470), (2150, 11861), (2494, 10225), (4090, 6235)]