63956680

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{11503}}^1$

素因数の和:11653

約数の個数: 32

約数和(自身を含む): 144950400

約数和(自身を除く): 80993720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 11503, 23006, 46012, 57515, 92024, 115030, 230060, 460120, 1598917, 3197834, 6395668, 7994585, 12791336, 15989170, 31978340, 63956680]

約数ペア:

[(1, 63956680), (2, 31978340), (4, 15989170), (5, 12791336), (8, 7994585), (10, 6395668), (20, 3197834), (40, 1598917), (139, 460120), (278, 230060), (556, 115030), (695, 92024), (1112, 57515), (1390, 46012), (2780, 23006), (5560, 11503)]