49815820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 108662400

約数和(自身を除く): 58846580

約数列:

[1, 2, 4, 5, 10, 20, 41, 79, 82, 158, 164, 205, 316, 395, 410, 769, 790, 820, 1538, 1580, 3076, 3239, 3845, 6478, 7690, 12956, 15380, 16195, 31529, 32390, 60751, 63058, 64780, 121502, 126116, 157645, 243004, 303755, 315290, 607510, 630580, 1215020, 2490791, 4981582, 9963164, 12453955, 24907910, 49815820]

約数ペア:

[(1, 49815820), (2, 24907910), (4, 12453955), (5, 9963164), (10, 4981582), (20, 2490791), (41, 1215020), (79, 630580), (82, 607510), (158, 315290), (164, 303755), (205, 243004), (316, 157645), (395, 126116), (410, 121502), (769, 64780), (790, 63058), (820, 60751), (1538, 32390), (1580, 31529), (3076, 16195), (3239, 15380), (3845, 12956), (6478, 7690)]