81055856

素因数分解:

$2^4\times 7^1\times {\mathrm{677}}^1\times {\mathrm{1069}}^1$

素因数の和:1761

約数の個数: 40

約数和(自身を含む): 179914080

約数和(自身を除く): 98858224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 677, 1069, 1354, 2138, 2708, 4276, 4739, 5416, 7483, 8552, 9478, 10832, 14966, 17104, 18956, 29932, 37912, 59864, 75824, 119728, 723713, 1447426, 2894852, 5065991, 5789704, 10131982, 11579408, 20263964, 40527928, 81055856]

約数ペア:

[(1, 81055856), (2, 40527928), (4, 20263964), (7, 11579408), (8, 10131982), (14, 5789704), (16, 5065991), (28, 2894852), (56, 1447426), (112, 723713), (677, 119728), (1069, 75824), (1354, 59864), (2138, 37912), (2708, 29932), (4276, 18956), (4739, 17104), (5416, 14966), (7483, 10832), (8552, 9478)]