42740450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{20849}}^1$

素因数の和:20902

約数の個数: 24

約数和(自身を含む): 81440100

約数和(自身を除く): 38699650

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 20849, 41698, 104245, 208490, 521225, 854809, 1042450, 1709618, 4274045, 8548090, 21370225, 42740450]

約数ペア:

[(1, 42740450), (2, 21370225), (5, 8548090), (10, 4274045), (25, 1709618), (41, 1042450), (50, 854809), (82, 521225), (205, 208490), (410, 104245), (1025, 41698), (2050, 20849)]