80243774

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2557}}^1$

素因数の和:2660

約数の個数: 32

約数和(自身を含む): 139237056

約数和(自身を除く): 58993282

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 221, 442, 923, 1207, 1846, 2414, 2557, 5114, 15691, 31382, 33241, 43469, 66482, 86938, 181547, 363094, 565097, 1130194, 2360111, 3086299, 4720222, 6172598, 40121887, 80243774]

約数ペア:

[(1, 80243774), (2, 40121887), (13, 6172598), (17, 4720222), (26, 3086299), (34, 2360111), (71, 1130194), (142, 565097), (221, 363094), (442, 181547), (923, 86938), (1207, 66482), (1846, 43469), (2414, 33241), (2557, 31382), (5114, 15691)]