71310320

素因数分解:

$2^4\times 5^1\times {\mathrm{891379}}^1$

素因数の和:891392

約数の個数: 20

約数和(自身を含む): 165796680

約数和(自身を除く): 94486360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 891379, 1782758, 3565516, 4456895, 7131032, 8913790, 14262064, 17827580, 35655160, 71310320]

約数ペア:

[(1, 71310320), (2, 35655160), (4, 17827580), (5, 14262064), (8, 8913790), (10, 7131032), (16, 4456895), (20, 3565516), (40, 1782758), (80, 891379)]