81267824

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{4483}}^1$

素因数の和:4605

約数の個数: 40

約数和(自身を含む): 173476992

約数和(自身を除く): 92209168

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 103, 176, 206, 412, 824, 1133, 1648, 2266, 4483, 4532, 8966, 9064, 17932, 18128, 35864, 49313, 71728, 98626, 197252, 394504, 461749, 789008, 923498, 1846996, 3693992, 5079239, 7387984, 10158478, 20316956, 40633912, 81267824]

約数ペア:

[(1, 81267824), (2, 40633912), (4, 20316956), (8, 10158478), (11, 7387984), (16, 5079239), (22, 3693992), (44, 1846996), (88, 923498), (103, 789008), (176, 461749), (206, 394504), (412, 197252), (824, 98626), (1133, 71728), (1648, 49313), (2266, 35864), (4483, 18128), (4532, 17932), (8966, 9064)]