81223150

素因数分解:

$2^1\times 5^2\times {\mathrm{419}}^1\times {\mathrm{3877}}^1$

素因数の和:4308

約数の個数: 24

約数和(自身を含む): 151474680

約数和(自身を除く): 70251530

約数列:

[1, 2, 5, 10, 25, 50, 419, 838, 2095, 3877, 4190, 7754, 10475, 19385, 20950, 38770, 96925, 193850, 1624463, 3248926, 8122315, 16244630, 40611575, 81223150]

約数ペア:

[(1, 81223150), (2, 40611575), (5, 16244630), (10, 8122315), (25, 3248926), (50, 1624463), (419, 193850), (838, 96925), (2095, 38770), (3877, 20950), (4190, 19385), (7754, 10475)]