71645048

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3391}}^1$

素因数の和:3555

約数の個数: 32

約数和(自身を含む): 142464000

約数和(自身を除く): 70818952

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 1112, 2641, 3391, 5282, 6782, 10564, 13564, 21128, 27128, 64429, 128858, 257716, 471349, 515432, 942698, 1885396, 3770792, 8955631, 17911262, 35822524, 71645048]

約数ペア:

[(1, 71645048), (2, 35822524), (4, 17911262), (8, 8955631), (19, 3770792), (38, 1885396), (76, 942698), (139, 515432), (152, 471349), (278, 257716), (556, 128858), (1112, 64429), (2641, 27128), (3391, 21128), (5282, 13564), (6782, 10564)]