51005220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{121441}}^1$

素因数の和:121460

約数の個数: 48

約数和(自身を含む): 163218048

約数和(自身を除く): 112212828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 121441, 242882, 364323, 485764, 607205, 728646, 850087, 1214410, 1457292, 1700174, 1821615, 2428820, 2550261, 3400348, 3643230, 4250435, 5100522, 7286460, 8500870, 10201044, 12751305, 17001740, 25502610, 51005220]

約数ペア:

[(1, 51005220), (2, 25502610), (3, 17001740), (4, 12751305), (5, 10201044), (6, 8500870), (7, 7286460), (10, 5100522), (12, 4250435), (14, 3643230), (15, 3400348), (20, 2550261), (21, 2428820), (28, 1821615), (30, 1700174), (35, 1457292), (42, 1214410), (60, 850087), (70, 728646), (84, 607205), (105, 485764), (140, 364323), (210, 242882), (420, 121441)]