144420400

素因数分解:

$2^4\times 5^2\times {\mathrm{173}}^1\times {\mathrm{2087}}^1$

素因数の和:2278

約数の個数: 60

約数和(自身を含む): 349142832

約数和(自身を除く): 204722432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 173, 200, 346, 400, 692, 865, 1384, 1730, 2087, 2768, 3460, 4174, 4325, 6920, 8348, 8650, 10435, 13840, 16696, 17300, 20870, 33392, 34600, 41740, 52175, 69200, 83480, 104350, 166960, 208700, 361051, 417400, 722102, 834800, 1444204, 1805255, 2888408, 3610510, 5776816, 7221020, 9026275, 14442040, 18052550, 28884080, 36105100, 72210200, 144420400]

約数ペア:

[(1, 144420400), (2, 72210200), (4, 36105100), (5, 28884080), (8, 18052550), (10, 14442040), (16, 9026275), (20, 7221020), (25, 5776816), (40, 3610510), (50, 2888408), (80, 1805255), (100, 1444204), (173, 834800), (200, 722102), (346, 417400), (400, 361051), (692, 208700), (865, 166960), (1384, 104350), (1730, 83480), (2087, 69200), (2768, 52175), (3460, 41740), (4174, 34600), (4325, 33392), (6920, 20870), (8348, 17300), (8650, 16696), (10435, 13840)]