80679040

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9697}}^1$

素因数の和:9729

約数の個数: 64

約数和(自身を含む): 207731160

約数和(自身を除く): 127052120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 9697, 19394, 38788, 48485, 77576, 96970, 126061, 155152, 193940, 252122, 310304, 387880, 504244, 620608, 630305, 775760, 1008488, 1241216, 1260610, 1551520, 2016976, 2521220, 3103040, 4033952, 5042440, 6206080, 8067904, 10084880, 16135808, 20169760, 40339520, 80679040]

約数ペア:

[(1, 80679040), (2, 40339520), (4, 20169760), (5, 16135808), (8, 10084880), (10, 8067904), (13, 6206080), (16, 5042440), (20, 4033952), (26, 3103040), (32, 2521220), (40, 2016976), (52, 1551520), (64, 1260610), (65, 1241216), (80, 1008488), (104, 775760), (128, 630305), (130, 620608), (160, 504244), (208, 387880), (260, 310304), (320, 252122), (416, 193940), (520, 155152), (640, 126061), (832, 96970), (1040, 77576), (1664, 48485), (2080, 38788), (4160, 19394), (8320, 9697)]