78103620425

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1\times {\mathrm{479}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 98993664000

約数和(自身を除く): 20890043575

約数列:

[1, 5, 25, 83, 179, 415, 439, 479, 895, 2075, 2195, 2395, 4475, 10975, 11975, 14857, 36437, 39757, 74285, 78581, 85741, 182185, 198785, 210281, 371425, 392905, 428705, 910925, 993925, 1051405, 1964525, 2143525, 5257025, 6522223, 7116503, 17453323, 32611115, 35582515, 37640299, 87266615, 163055575, 177912575, 188201495, 436333075, 941007475, 3124144817, 15620724085, 78103620425]

約数ペア:

[(1, 78103620425), (5, 15620724085), (25, 3124144817), (83, 941007475), (179, 436333075), (415, 188201495), (439, 177912575), (479, 163055575), (895, 87266615), (2075, 37640299), (2195, 35582515), (2395, 32611115), (4475, 17453323), (10975, 7116503), (11975, 6522223), (14857, 5257025), (36437, 2143525), (39757, 1964525), (74285, 1051405), (78581, 993925), (85741, 910925), (182185, 428705), (198785, 392905), (210281, 371425)]