71894000

素因数分解:

$2^4\times 5^3\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:475

約数の個数: 80

約数和(自身を含む): 176030400

約数和(自身を除く): 104136400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 103, 125, 200, 206, 250, 349, 400, 412, 500, 515, 698, 824, 1000, 1030, 1396, 1648, 1745, 2000, 2060, 2575, 2792, 3490, 4120, 5150, 5584, 6980, 8240, 8725, 10300, 12875, 13960, 17450, 20600, 25750, 27920, 34900, 35947, 41200, 43625, 51500, 69800, 71894, 87250, 103000, 139600, 143788, 174500, 179735, 206000, 287576, 349000, 359470, 575152, 698000, 718940, 898675, 1437880, 1797350, 2875760, 3594700, 4493375, 7189400, 8986750, 14378800, 17973500, 35947000, 71894000]

約数ペア:

[(1, 71894000), (2, 35947000), (4, 17973500), (5, 14378800), (8, 8986750), (10, 7189400), (16, 4493375), (20, 3594700), (25, 2875760), (40, 1797350), (50, 1437880), (80, 898675), (100, 718940), (103, 698000), (125, 575152), (200, 359470), (206, 349000), (250, 287576), (349, 206000), (400, 179735), (412, 174500), (500, 143788), (515, 139600), (698, 103000), (824, 87250), (1000, 71894), (1030, 69800), (1396, 51500), (1648, 43625), (1745, 41200), (2000, 35947), (2060, 34900), (2575, 27920), (2792, 25750), (3490, 20600), (4120, 17450), (5150, 13960), (5584, 12875), (6980, 10300), (8240, 8725)]