25440008

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 53793180

約数和(自身を除く): 28353172

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 121, 164, 242, 328, 451, 484, 641, 902, 968, 1282, 1804, 2564, 3608, 4961, 5128, 7051, 9922, 14102, 19844, 26281, 28204, 39688, 52562, 56408, 77561, 105124, 155122, 210248, 289091, 310244, 578182, 620488, 1156364, 2312728, 3180001, 6360002, 12720004, 25440008]

約数ペア:

[(1, 25440008), (2, 12720004), (4, 6360002), (8, 3180001), (11, 2312728), (22, 1156364), (41, 620488), (44, 578182), (82, 310244), (88, 289091), (121, 210248), (164, 155122), (242, 105124), (328, 77561), (451, 56408), (484, 52562), (641, 39688), (902, 28204), (968, 26281), (1282, 19844), (1804, 14102), (2564, 9922), (3608, 7051), (4961, 5128)]