80632864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{811}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 171884160

約数和(自身を除く): 91251296

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 239, 416, 478, 811, 956, 1622, 1912, 3107, 3244, 3824, 6214, 6488, 7648, 10543, 12428, 12976, 21086, 24856, 25952, 42172, 49712, 84344, 99424, 168688, 193829, 337376, 387658, 775316, 1550632, 2519777, 3101264, 5039554, 6202528, 10079108, 20158216, 40316432, 80632864]

約数ペア:

[(1, 80632864), (2, 40316432), (4, 20158216), (8, 10079108), (13, 6202528), (16, 5039554), (26, 3101264), (32, 2519777), (52, 1550632), (104, 775316), (208, 387658), (239, 337376), (416, 193829), (478, 168688), (811, 99424), (956, 84344), (1622, 49712), (1912, 42172), (3107, 25952), (3244, 24856), (3824, 21086), (6214, 12976), (6488, 12428), (7648, 10543)]