2080408325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{10453}}^1$

素因数の和:10901

約数の個数: 24

約数和(自身を含む): 2722221600

約数和(自身を除く): 641813275

約数列:

[1, 5, 19, 25, 95, 419, 475, 2095, 7961, 10453, 10475, 39805, 52265, 198607, 199025, 261325, 993035, 4379807, 4965175, 21899035, 83216333, 109495175, 416081665, 2080408325]

約数ペア:

[(1, 2080408325), (5, 416081665), (19, 109495175), (25, 83216333), (95, 21899035), (419, 4965175), (475, 4379807), (2095, 993035), (7961, 261325), (10453, 199025), (10475, 198607), (39805, 52265)]