164900980

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{92641}}^1$

素因数の和:92739

約数の個数: 24

約数和(自身を含む): 350186760

約数和(自身を除く): 185285780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 92641, 185282, 370564, 463205, 926410, 1852820, 8245049, 16490098, 32980196, 41225245, 82450490, 164900980]

約数ペア:

[(1, 164900980), (2, 82450490), (4, 41225245), (5, 32980196), (10, 16490098), (20, 8245049), (89, 1852820), (178, 926410), (356, 463205), (445, 370564), (890, 185282), (1780, 92641)]