26841250

素因数分解:

$2^1\times 5^4\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:328

約数の個数: 40

約数和(自身を含む): 51030540

約数和(自身を除く): 24189290

約数列:

[1, 2, 5, 10, 25, 50, 109, 125, 197, 218, 250, 394, 545, 625, 985, 1090, 1250, 1970, 2725, 4925, 5450, 9850, 13625, 21473, 24625, 27250, 42946, 49250, 68125, 107365, 123125, 136250, 214730, 246250, 536825, 1073650, 2684125, 5368250, 13420625, 26841250]

約数ペア:

[(1, 26841250), (2, 13420625), (5, 5368250), (10, 2684125), (25, 1073650), (50, 536825), (109, 246250), (125, 214730), (197, 136250), (218, 123125), (250, 107365), (394, 68125), (545, 49250), (625, 42946), (985, 27250), (1090, 24625), (1250, 21473), (1970, 13625), (2725, 9850), (4925, 5450)]