47173750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2903}}^1$

素因数の和:2938

約数の個数: 40

約数和(自身を含む): 95257008

約数和(自身を除く): 48083258

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 2903, 3250, 5806, 8125, 14515, 16250, 29030, 37739, 72575, 75478, 145150, 188695, 362875, 377390, 725750, 943475, 1814375, 1886950, 3628750, 4717375, 9434750, 23586875, 47173750]

約数ペア:

[(1, 47173750), (2, 23586875), (5, 9434750), (10, 4717375), (13, 3628750), (25, 1886950), (26, 1814375), (50, 943475), (65, 725750), (125, 377390), (130, 362875), (250, 188695), (325, 145150), (625, 75478), (650, 72575), (1250, 37739), (1625, 29030), (2903, 16250), (3250, 14515), (5806, 8125)]