78263090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3779}}^1$

素因数の和:3914

約数の個数: 32

約数和(自身を含む): 149688000

約数和(自身を除く): 71424910

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 3779, 4142, 7558, 10355, 18895, 20710, 37790, 71801, 143602, 359005, 411911, 718010, 823822, 2059555, 4119110, 7826309, 15652618, 39131545, 78263090]

約数ペア:

[(1, 78263090), (2, 39131545), (5, 15652618), (10, 7826309), (19, 4119110), (38, 2059555), (95, 823822), (109, 718010), (190, 411911), (218, 359005), (545, 143602), (1090, 71801), (2071, 37790), (3779, 20710), (4142, 18895), (7558, 10355)]