5258079280

素因数分解:

$2^4\times 5^1\times {\mathrm{65725991}}^1$

素因数の和:65726004

約数の個数: 20

約数和(自身を含む): 12225034512

約数和(自身を除く): 6966955232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 65725991, 131451982, 262903964, 328629955, 525807928, 657259910, 1051615856, 1314519820, 2629039640, 5258079280]

約数ペア:

[(1, 5258079280), (2, 2629039640), (4, 1314519820), (5, 1051615856), (8, 657259910), (10, 525807928), (16, 328629955), (20, 262903964), (40, 131451982), (80, 65725991)]