79991216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{263129}}^1$

素因数の和:263156

約数の個数: 20

約数和(自身を含む): 163140600

約数和(自身を除く): 83149384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 263129, 526258, 1052516, 2105032, 4210064, 4999451, 9998902, 19997804, 39995608, 79991216]

約数ペア:

[(1, 79991216), (2, 39995608), (4, 19997804), (8, 9998902), (16, 4999451), (19, 4210064), (38, 2105032), (76, 1052516), (152, 526258), (304, 263129)]