51300535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 72942912

約数和(自身を除く): 21642377

約数列:

[1, 5, 11, 13, 55, 65, 143, 157, 457, 715, 785, 1727, 2041, 2285, 5027, 5941, 8635, 10205, 22451, 25135, 29705, 65351, 71749, 112255, 326755, 358745, 789239, 932737, 3946195, 4663685, 10260107, 51300535]

約数ペア:

[(1, 51300535), (5, 10260107), (11, 4663685), (13, 3946195), (55, 932737), (65, 789239), (143, 358745), (157, 326755), (457, 112255), (715, 71749), (785, 65351), (1727, 29705), (2041, 25135), (2285, 22451), (5027, 10205), (5941, 8635)]