1004954163280

素因数分解:

$2^4\times 5^1\times {\mathrm{12561927041}}^1$

素因数の和:12561927054

約数の個数: 20

約数和(自身を含む): 2336518429812

約数和(自身を除く): 1331564266532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12561927041, 25123854082, 50247708164, 62809635205, 100495416328, 125619270410, 200990832656, 251238540820, 502477081640, 1004954163280]

約数ペア:

[(1, 1004954163280), (2, 502477081640), (4, 251238540820), (5, 200990832656), (8, 125619270410), (10, 100495416328), (16, 62809635205), (20, 50247708164), (40, 25123854082), (80, 12561927041)]