80396752

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{264463}}^1$

素因数の和:264490

約数の個数: 20

約数和(自身を含む): 163967680

約数和(自身を除く): 83570928

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 264463, 528926, 1057852, 2115704, 4231408, 5024797, 10049594, 20099188, 40198376, 80396752]

約数ペア:

[(1, 80396752), (2, 40198376), (4, 20099188), (8, 10049594), (16, 5024797), (19, 4231408), (38, 2115704), (76, 1057852), (152, 528926), (304, 264463)]