78271856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{376307}}^1$

素因数の和:376328

約数の個数: 20

約数和(自身を含む): 163317672

約数和(自身を除く): 85045816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 376307, 752614, 1505228, 3010456, 4891991, 6020912, 9783982, 19567964, 39135928, 78271856]

約数ペア:

[(1, 78271856), (2, 39135928), (4, 19567964), (8, 9783982), (13, 6020912), (16, 4891991), (26, 3010456), (52, 1505228), (104, 752614), (208, 376307)]