64015700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:969

約数の個数: 72

約数和(自身を含む): 160406400

約数和(自身を除く): 96390700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 109, 140, 175, 218, 350, 436, 545, 700, 763, 839, 1090, 1526, 1678, 2180, 2725, 3052, 3356, 3815, 4195, 5450, 5873, 7630, 8390, 10900, 11746, 15260, 16780, 19075, 20975, 23492, 29365, 38150, 41950, 58730, 76300, 83900, 91451, 117460, 146825, 182902, 293650, 365804, 457255, 587300, 640157, 914510, 1280314, 1829020, 2286275, 2560628, 3200785, 4572550, 6401570, 9145100, 12803140, 16003925, 32007850, 64015700]

約数ペア:

[(1, 64015700), (2, 32007850), (4, 16003925), (5, 12803140), (7, 9145100), (10, 6401570), (14, 4572550), (20, 3200785), (25, 2560628), (28, 2286275), (35, 1829020), (50, 1280314), (70, 914510), (100, 640157), (109, 587300), (140, 457255), (175, 365804), (218, 293650), (350, 182902), (436, 146825), (545, 117460), (700, 91451), (763, 83900), (839, 76300), (1090, 58730), (1526, 41950), (1678, 38150), (2180, 29365), (2725, 23492), (3052, 20975), (3356, 19075), (3815, 16780), (4195, 15260), (5450, 11746), (5873, 10900), (7630, 8390)]