85778888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{20117}}^1$

素因数の和:20177

約数の個数: 32

約数和(自身を含む): 177440760

約数和(自身を除く): 91661872

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 20117, 40234, 80468, 160936, 261521, 523042, 824797, 1046084, 1649594, 2092168, 3299188, 6598376, 10722361, 21444722, 42889444, 85778888]

約数ペア:

[(1, 85778888), (2, 42889444), (4, 21444722), (8, 10722361), (13, 6598376), (26, 3299188), (41, 2092168), (52, 1649594), (82, 1046084), (104, 824797), (164, 523042), (328, 261521), (533, 160936), (1066, 80468), (2132, 40234), (4264, 20117)]