28245152

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1645

約数の個数: 48

約数和(自身を含む): 61316640

約数和(自身を除く): 33071488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 1579, 2236, 3158, 4472, 6316, 8944, 12632, 17888, 20527, 25264, 41054, 50528, 67897, 82108, 135794, 164216, 271588, 328432, 543176, 656864, 882661, 1086352, 1765322, 2172704, 3530644, 7061288, 14122576, 28245152]

約数ペア:

[(1, 28245152), (2, 14122576), (4, 7061288), (8, 3530644), (13, 2172704), (16, 1765322), (26, 1086352), (32, 882661), (43, 656864), (52, 543176), (86, 328432), (104, 271588), (172, 164216), (208, 135794), (344, 82108), (416, 67897), (559, 50528), (688, 41054), (1118, 25264), (1376, 20527), (1579, 17888), (2236, 12632), (3158, 8944), (4472, 6316)]