5280785680

素因数分解:

$2^4\times 5^1\times {\mathrm{66009821}}^1$

素因数の和:66009834

約数の個数: 20

約数和(自身を含む): 12277826892

約数和(自身を除く): 6997041212

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 66009821, 132019642, 264039284, 330049105, 528078568, 660098210, 1056157136, 1320196420, 2640392840, 5280785680]

約数ペア:

[(1, 5280785680), (2, 2640392840), (4, 1320196420), (5, 1056157136), (8, 660098210), (10, 528078568), (16, 330049105), (20, 264039284), (40, 132019642), (80, 66009821)]