25397540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4903}}^1$

素因数の和:4956

約数の個数: 48

約数和(自身を含む): 62614272

約数和(自身を除く): 37216732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 4903, 5180, 9806, 19612, 24515, 34321, 49030, 68642, 98060, 137284, 171605, 181411, 343210, 362822, 686420, 725644, 907055, 1269877, 1814110, 2539754, 3628220, 5079508, 6349385, 12698770, 25397540]

約数ペア:

[(1, 25397540), (2, 12698770), (4, 6349385), (5, 5079508), (7, 3628220), (10, 2539754), (14, 1814110), (20, 1269877), (28, 907055), (35, 725644), (37, 686420), (70, 362822), (74, 343210), (140, 181411), (148, 171605), (185, 137284), (259, 98060), (370, 68642), (518, 49030), (740, 34321), (1036, 24515), (1295, 19612), (2590, 9806), (4903, 5180)]