25536140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1019}}^1$

素因数の和:1214

約数の個数: 48

約数和(自身を含む): 61689600

約数和(自身を除く): 36153460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1019, 1253, 1790, 2038, 2506, 3580, 4076, 5012, 5095, 6265, 7133, 10190, 12530, 14266, 20380, 25060, 28532, 35665, 71330, 142660, 182401, 364802, 729604, 912005, 1276807, 1824010, 2553614, 3648020, 5107228, 6384035, 12768070, 25536140]

約数ペア:

[(1, 25536140), (2, 12768070), (4, 6384035), (5, 5107228), (7, 3648020), (10, 2553614), (14, 1824010), (20, 1276807), (28, 912005), (35, 729604), (70, 364802), (140, 182401), (179, 142660), (358, 71330), (716, 35665), (895, 28532), (1019, 25060), (1253, 20380), (1790, 14266), (2038, 12530), (2506, 10190), (3580, 7133), (4076, 6265), (5012, 5095)]