25283128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 53978400

約数和(自身を除く): 28695272

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 83, 101, 104, 116, 166, 202, 232, 332, 377, 404, 664, 754, 808, 1079, 1313, 1508, 2158, 2407, 2626, 2929, 3016, 4316, 4814, 5252, 5858, 8383, 8632, 9628, 10504, 11716, 16766, 19256, 23432, 31291, 33532, 38077, 62582, 67064, 76154, 108979, 125164, 152308, 217958, 243107, 250328, 304616, 435916, 486214, 871832, 972428, 1944856, 3160391, 6320782, 12641564, 25283128]

約数ペア:

[(1, 25283128), (2, 12641564), (4, 6320782), (8, 3160391), (13, 1944856), (26, 972428), (29, 871832), (52, 486214), (58, 435916), (83, 304616), (101, 250328), (104, 243107), (116, 217958), (166, 152308), (202, 125164), (232, 108979), (332, 76154), (377, 67064), (404, 62582), (664, 38077), (754, 33532), (808, 31291), (1079, 23432), (1313, 19256), (1508, 16766), (2158, 11716), (2407, 10504), (2626, 9628), (2929, 8632), (3016, 8383), (4316, 5858), (4814, 5252)]