25220546

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 44271360

約数和(自身を除く): 19050814

約数列:

[1, 2, 13, 26, 29, 31, 58, 62, 83, 166, 169, 338, 377, 403, 754, 806, 899, 1079, 1798, 2158, 2407, 2573, 4814, 4901, 5146, 5239, 9802, 10478, 11687, 14027, 23374, 28054, 31291, 33449, 62582, 66898, 74617, 149234, 151931, 303862, 406783, 434837, 813566, 869674, 970021, 1940042, 12610273, 25220546]

約数ペア:

[(1, 25220546), (2, 12610273), (13, 1940042), (26, 970021), (29, 869674), (31, 813566), (58, 434837), (62, 406783), (83, 303862), (166, 151931), (169, 149234), (338, 74617), (377, 66898), (403, 62582), (754, 33449), (806, 31291), (899, 28054), (1079, 23374), (1798, 14027), (2158, 11687), (2407, 10478), (2573, 9802), (4814, 5239), (4901, 5146)]