79919080

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{11549}}^1$

素因数の和:11733

約数の個数: 32

約数和(自身を含む): 180873000

約数和(自身を除く): 100953920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 11549, 23098, 46196, 57745, 92392, 115490, 230980, 461960, 1997977, 3995954, 7991908, 9989885, 15983816, 19979770, 39959540, 79919080]

約数ペア:

[(1, 79919080), (2, 39959540), (4, 19979770), (5, 15983816), (8, 9989885), (10, 7991908), (20, 3995954), (40, 1997977), (173, 461960), (346, 230980), (692, 115490), (865, 92392), (1384, 57745), (1730, 46196), (3460, 23098), (6920, 11549)]