51782580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{287681}}^1$

素因数の和:287696

約数の個数: 36

約数和(自身を含む): 157074372

約数和(自身を除く): 105291792

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 287681, 575362, 863043, 1150724, 1438405, 1726086, 2589129, 2876810, 3452172, 4315215, 5178258, 5753620, 8630430, 10356516, 12945645, 17260860, 25891290, 51782580]

約数ペア:

[(1, 51782580), (2, 25891290), (3, 17260860), (4, 12945645), (5, 10356516), (6, 8630430), (9, 5753620), (10, 5178258), (12, 4315215), (15, 3452172), (18, 2876810), (20, 2589129), (30, 1726086), (36, 1438405), (45, 1150724), (60, 863043), (90, 575362), (180, 287681)]