51861456

素因数分解:

$2^4\times 3^2\times {\mathrm{139}}^1\times {\mathrm{2591}}^1$

素因数の和:2744

約数の個数: 60

約数和(自身を含む): 146240640

約数和(自身を除く): 94379184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 139, 144, 278, 417, 556, 834, 1112, 1251, 1668, 2224, 2502, 2591, 3336, 5004, 5182, 6672, 7773, 10008, 10364, 15546, 20016, 20728, 23319, 31092, 41456, 46638, 62184, 93276, 124368, 186552, 360149, 373104, 720298, 1080447, 1440596, 2160894, 2881192, 3241341, 4321788, 5762384, 6482682, 8643576, 12965364, 17287152, 25930728, 51861456]

約数ペア:

[(1, 51861456), (2, 25930728), (3, 17287152), (4, 12965364), (6, 8643576), (8, 6482682), (9, 5762384), (12, 4321788), (16, 3241341), (18, 2881192), (24, 2160894), (36, 1440596), (48, 1080447), (72, 720298), (139, 373104), (144, 360149), (278, 186552), (417, 124368), (556, 93276), (834, 62184), (1112, 46638), (1251, 41456), (1668, 31092), (2224, 23319), (2502, 20728), (2591, 20016), (3336, 15546), (5004, 10364), (5182, 10008), (6672, 7773)]