804516899440

素因数分解:

$2^4\times 5^1\times {\mathrm{10056461243}}^1$

素因数の和:10056461256

約数の個数: 20

約数和(自身を含む): 1870501791384

約数和(自身を除く): 1065984891944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10056461243, 20112922486, 40225844972, 50282306215, 80451689944, 100564612430, 160903379888, 201129224860, 402258449720, 804516899440]

約数ペア:

[(1, 804516899440), (2, 402258449720), (4, 201129224860), (5, 160903379888), (8, 100564612430), (10, 80451689944), (16, 50282306215), (20, 40225844972), (40, 20112922486), (80, 10056461243)]