128565500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:472

約数の個数: 96

約数和(自身を含む): 324804480

約数和(自身を除く): 196238980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 125, 140, 175, 218, 250, 337, 350, 436, 500, 545, 674, 700, 763, 875, 1090, 1348, 1526, 1685, 1750, 2180, 2359, 2725, 3052, 3370, 3500, 3815, 4718, 5450, 6740, 7630, 8425, 9436, 10900, 11795, 13625, 15260, 16850, 19075, 23590, 27250, 33700, 36733, 38150, 42125, 47180, 54500, 58975, 73466, 76300, 84250, 95375, 117950, 146932, 168500, 183665, 190750, 235900, 257131, 294875, 367330, 381500, 514262, 589750, 734660, 918325, 1028524, 1179500, 1285655, 1836650, 2571310, 3673300, 4591625, 5142620, 6428275, 9183250, 12856550, 18366500, 25713100, 32141375, 64282750, 128565500]

約数ペア:

[(1, 128565500), (2, 64282750), (4, 32141375), (5, 25713100), (7, 18366500), (10, 12856550), (14, 9183250), (20, 6428275), (25, 5142620), (28, 4591625), (35, 3673300), (50, 2571310), (70, 1836650), (100, 1285655), (109, 1179500), (125, 1028524), (140, 918325), (175, 734660), (218, 589750), (250, 514262), (337, 381500), (350, 367330), (436, 294875), (500, 257131), (545, 235900), (674, 190750), (700, 183665), (763, 168500), (875, 146932), (1090, 117950), (1348, 95375), (1526, 84250), (1685, 76300), (1750, 73466), (2180, 58975), (2359, 54500), (2725, 47180), (3052, 42125), (3370, 38150), (3500, 36733), (3815, 33700), (4718, 27250), (5450, 23590), (6740, 19075), (7630, 16850), (8425, 15260), (9436, 13625), (10900, 11795)]