205124950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{215921}}^1$

素因数の和:215952

約数の個数: 24

約数和(自身を含む): 401614920

約数和(自身を除く): 196489970

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 215921, 431842, 1079605, 2159210, 4102499, 5398025, 8204998, 10796050, 20512495, 41024990, 102562475, 205124950]

約数ペア:

[(1, 205124950), (2, 102562475), (5, 41024990), (10, 20512495), (19, 10796050), (25, 8204998), (38, 5398025), (50, 4102499), (95, 2159210), (190, 1079605), (475, 431842), (950, 215921)]