25355412

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 66456936

約数和(自身を除く): 41101524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 97, 106, 137, 159, 194, 212, 274, 291, 318, 388, 411, 477, 548, 582, 636, 822, 873, 954, 1164, 1233, 1644, 1746, 1908, 2466, 3492, 4932, 5141, 7261, 10282, 13289, 14522, 15423, 20564, 21783, 26578, 29044, 30846, 39867, 43566, 46269, 53156, 61692, 65349, 79734, 87132, 92538, 119601, 130698, 159468, 185076, 239202, 261396, 478404, 704317, 1408634, 2112951, 2817268, 4225902, 6338853, 8451804, 12677706, 25355412]

約数ペア:

[(1, 25355412), (2, 12677706), (3, 8451804), (4, 6338853), (6, 4225902), (9, 2817268), (12, 2112951), (18, 1408634), (36, 704317), (53, 478404), (97, 261396), (106, 239202), (137, 185076), (159, 159468), (194, 130698), (212, 119601), (274, 92538), (291, 87132), (318, 79734), (388, 65349), (411, 61692), (477, 53156), (548, 46269), (582, 43566), (636, 39867), (822, 30846), (873, 29044), (954, 26578), (1164, 21783), (1233, 20564), (1644, 15423), (1746, 14522), (1908, 13289), (2466, 10282), (3492, 7261), (4932, 5141)]