72478672

素因数分解:

$2^4\times 7^1\times {\mathrm{647131}}^1$

素因数の和:647146

約数の個数: 20

約数和(自身を含む): 160488736

約数和(自身を除く): 88010064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 647131, 1294262, 2588524, 4529917, 5177048, 9059834, 10354096, 18119668, 36239336, 72478672]

約数ペア:

[(1, 72478672), (2, 36239336), (4, 18119668), (7, 10354096), (8, 9059834), (14, 5177048), (16, 4529917), (28, 2588524), (56, 1294262), (112, 647131)]