202045805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 268240896

約数和(自身を除く): 66195091

約数列:

[1, 5, 13, 53, 65, 223, 263, 265, 689, 1115, 1315, 2899, 3419, 3445, 11819, 13939, 14495, 17095, 58649, 59095, 69695, 153647, 181207, 293245, 762437, 768235, 906035, 3108397, 3812185, 15541985, 40409161, 202045805]

約数ペア:

[(1, 202045805), (5, 40409161), (13, 15541985), (53, 3812185), (65, 3108397), (223, 906035), (263, 768235), (265, 762437), (689, 293245), (1115, 181207), (1315, 153647), (2899, 69695), (3419, 59095), (3445, 58649), (11819, 17095), (13939, 14495)]