28509350

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{13907}}^1$

素因数の和:13960

約数の個数: 24

約数和(自身を含む): 54324648

約数和(自身を除く): 25815298

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 13907, 27814, 69535, 139070, 347675, 570187, 695350, 1140374, 2850935, 5701870, 14254675, 28509350]

約数ペア:

[(1, 28509350), (2, 14254675), (5, 5701870), (10, 2850935), (25, 1140374), (41, 695350), (50, 570187), (82, 347675), (205, 139070), (410, 69535), (1025, 27814), (2050, 13907)]