29128212500

素因数分解:

$2^2\times 5^5\times {\mathrm{563}}^1\times {\mathrm{4139}}^1$

素因数の和:4731

約数の個数: 72

約数和(自身を含む): 63842476320

約数和(自身を除く): 34714263820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 563, 625, 1126, 1250, 2252, 2500, 2815, 3125, 4139, 5630, 6250, 8278, 11260, 12500, 14075, 16556, 20695, 28150, 41390, 56300, 70375, 82780, 103475, 140750, 206950, 281500, 351875, 413900, 517375, 703750, 1034750, 1407500, 1759375, 2069500, 2330257, 2586875, 3518750, 4660514, 5173750, 7037500, 9321028, 10347500, 11651285, 12934375, 23302570, 25868750, 46605140, 51737500, 58256425, 116512850, 233025700, 291282125, 582564250, 1165128500, 1456410625, 2912821250, 5825642500, 7282053125, 14564106250, 29128212500]

約数ペア:

[(1, 29128212500), (2, 14564106250), (4, 7282053125), (5, 5825642500), (10, 2912821250), (20, 1456410625), (25, 1165128500), (50, 582564250), (100, 291282125), (125, 233025700), (250, 116512850), (500, 58256425), (563, 51737500), (625, 46605140), (1126, 25868750), (1250, 23302570), (2252, 12934375), (2500, 11651285), (2815, 10347500), (3125, 9321028), (4139, 7037500), (5630, 5173750), (6250, 4660514), (8278, 3518750), (11260, 2586875), (12500, 2330257), (14075, 2069500), (16556, 1759375), (20695, 1407500), (28150, 1034750), (41390, 703750), (56300, 517375), (70375, 413900), (82780, 351875), (103475, 281500), (140750, 206950)]