72470800

素因数分解:

$2^4\times 5^2\times {\mathrm{103}}^1\times {\mathrm{1759}}^1$

素因数の和:1880

約数の個数: 60

約数和(自身を含む): 175901440

約数和(自身を除く): 103430640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 103, 200, 206, 400, 412, 515, 824, 1030, 1648, 1759, 2060, 2575, 3518, 4120, 5150, 7036, 8240, 8795, 10300, 14072, 17590, 20600, 28144, 35180, 41200, 43975, 70360, 87950, 140720, 175900, 181177, 351800, 362354, 703600, 724708, 905885, 1449416, 1811770, 2898832, 3623540, 4529425, 7247080, 9058850, 14494160, 18117700, 36235400, 72470800]

約数ペア:

[(1, 72470800), (2, 36235400), (4, 18117700), (5, 14494160), (8, 9058850), (10, 7247080), (16, 4529425), (20, 3623540), (25, 2898832), (40, 1811770), (50, 1449416), (80, 905885), (100, 724708), (103, 703600), (200, 362354), (206, 351800), (400, 181177), (412, 175900), (515, 140720), (824, 87950), (1030, 70360), (1648, 43975), (1759, 41200), (2060, 35180), (2575, 28144), (3518, 20600), (4120, 17590), (5150, 14072), (7036, 10300), (8240, 8795)]