80520444

素因数分解:

$2^2\times 3^2\times {\mathrm{647}}^1\times {\mathrm{3457}}^1$

素因数の和:4114

約数の個数: 36

約数和(自身を含む): 203911344

約数和(自身を除く): 123390900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 647, 1294, 1941, 2588, 3457, 3882, 5823, 6914, 7764, 10371, 11646, 13828, 20742, 23292, 31113, 41484, 62226, 124452, 2236679, 4473358, 6710037, 8946716, 13420074, 20130111, 26840148, 40260222, 80520444]

約数ペア:

[(1, 80520444), (2, 40260222), (3, 26840148), (4, 20130111), (6, 13420074), (9, 8946716), (12, 6710037), (18, 4473358), (36, 2236679), (647, 124452), (1294, 62226), (1941, 41484), (2588, 31113), (3457, 23292), (3882, 20742), (5823, 13828), (6914, 11646), (7764, 10371)]