53278220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{947}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 117059040

約数和(自身を除く): 63780820

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 388, 485, 580, 947, 970, 1894, 1940, 2813, 3788, 4735, 5626, 9470, 11252, 14065, 18940, 27463, 28130, 54926, 56260, 91859, 109852, 137315, 183718, 274630, 367436, 459295, 549260, 918590, 1837180, 2663911, 5327822, 10655644, 13319555, 26639110, 53278220]

約数ペア:

[(1, 53278220), (2, 26639110), (4, 13319555), (5, 10655644), (10, 5327822), (20, 2663911), (29, 1837180), (58, 918590), (97, 549260), (116, 459295), (145, 367436), (194, 274630), (290, 183718), (388, 137315), (485, 109852), (580, 91859), (947, 56260), (970, 54926), (1894, 28130), (1940, 27463), (2813, 18940), (3788, 14065), (4735, 11252), (5626, 9470)]