51813440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23131}}^1$

素因数の和:23155

約数の個数: 56

約数和(自身を含む): 141012672

約数和(自身を除く): 89199232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 23131, 46262, 92524, 115655, 161917, 185048, 231310, 323834, 370096, 462620, 647668, 740192, 809585, 925240, 1295336, 1480384, 1619170, 1850480, 2590672, 3238340, 3700960, 5181344, 6476680, 7401920, 10362688, 12953360, 25906720, 51813440]

約数ペア:

[(1, 51813440), (2, 25906720), (4, 12953360), (5, 10362688), (7, 7401920), (8, 6476680), (10, 5181344), (14, 3700960), (16, 3238340), (20, 2590672), (28, 1850480), (32, 1619170), (35, 1480384), (40, 1295336), (56, 925240), (64, 809585), (70, 740192), (80, 647668), (112, 462620), (140, 370096), (160, 323834), (224, 231310), (280, 185048), (320, 161917), (448, 115655), (560, 92524), (1120, 46262), (2240, 23131)]