71088040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25031}}^1$

素因数の和:25113

約数の個数: 32

約数和(自身を含む): 162207360

約数和(自身を除く): 91119320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 25031, 50062, 100124, 125155, 200248, 250310, 500620, 1001240, 1777201, 3554402, 7108804, 8886005, 14217608, 17772010, 35544020, 71088040]

約数ペア:

[(1, 71088040), (2, 35544020), (4, 17772010), (5, 14217608), (8, 8886005), (10, 7108804), (20, 3554402), (40, 1777201), (71, 1001240), (142, 500620), (284, 250310), (355, 200248), (568, 125155), (710, 100124), (1420, 50062), (2840, 25031)]