68177420

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 146397888

約数和(自身を除く): 78220468

約数列:

[1, 2, 4, 5, 10, 20, 97, 113, 194, 226, 311, 388, 452, 485, 565, 622, 970, 1130, 1244, 1555, 1940, 2260, 3110, 6220, 10961, 21922, 30167, 35143, 43844, 54805, 60334, 70286, 109610, 120668, 140572, 150835, 175715, 219220, 301670, 351430, 603340, 702860, 3408871, 6817742, 13635484, 17044355, 34088710, 68177420]

約数ペア:

[(1, 68177420), (2, 34088710), (4, 17044355), (5, 13635484), (10, 6817742), (20, 3408871), (97, 702860), (113, 603340), (194, 351430), (226, 301670), (311, 219220), (388, 175715), (452, 150835), (485, 140572), (565, 120668), (622, 109610), (970, 70286), (1130, 60334), (1244, 54805), (1555, 43844), (1940, 35143), (2260, 30167), (3110, 21922), (6220, 10961)]