71540500

素因数分解:

$2^2\times 5^3\times {\mathrm{199}}^1\times {\mathrm{719}}^1$

素因数の和:937

約数の個数: 48

約数和(自身を含む): 157248000

約数和(自身を除く): 85707500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 199, 250, 398, 500, 719, 796, 995, 1438, 1990, 2876, 3595, 3980, 4975, 7190, 9950, 14380, 17975, 19900, 24875, 35950, 49750, 71900, 89875, 99500, 143081, 179750, 286162, 359500, 572324, 715405, 1430810, 2861620, 3577025, 7154050, 14308100, 17885125, 35770250, 71540500]

約数ペア:

[(1, 71540500), (2, 35770250), (4, 17885125), (5, 14308100), (10, 7154050), (20, 3577025), (25, 2861620), (50, 1430810), (100, 715405), (125, 572324), (199, 359500), (250, 286162), (398, 179750), (500, 143081), (719, 99500), (796, 89875), (995, 71900), (1438, 49750), (1990, 35950), (2876, 24875), (3595, 19900), (3980, 17975), (4975, 14380), (7190, 9950)]