79287520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38119}}^1$

素因数の和:38147

約数の個数: 48

約数和(自身を含む): 201731040

約数和(自身を除く): 122443520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 38119, 76238, 152476, 190595, 304952, 381190, 495547, 609904, 762380, 991094, 1219808, 1524760, 1982188, 2477735, 3049520, 3964376, 4955470, 6099040, 7928752, 9910940, 15857504, 19821880, 39643760, 79287520]

約数ペア:

[(1, 79287520), (2, 39643760), (4, 19821880), (5, 15857504), (8, 9910940), (10, 7928752), (13, 6099040), (16, 4955470), (20, 3964376), (26, 3049520), (32, 2477735), (40, 1982188), (52, 1524760), (65, 1219808), (80, 991094), (104, 762380), (130, 609904), (160, 495547), (208, 381190), (260, 304952), (416, 190595), (520, 152476), (1040, 76238), (2080, 38119)]