66680800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4903}}^1$

素因数の和:4940

約数の個数: 72

約数和(自身を含む): 172395216

約数和(自身を除く): 105714416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1700, 2720, 3400, 4903, 6800, 9806, 13600, 19612, 24515, 39224, 49030, 78448, 83351, 98060, 122575, 156896, 166702, 196120, 245150, 333404, 392240, 416755, 490300, 666808, 784480, 833510, 980600, 1333616, 1667020, 1961200, 2083775, 2667232, 3334040, 3922400, 4167550, 6668080, 8335100, 13336160, 16670200, 33340400, 66680800]

約数ペア:

[(1, 66680800), (2, 33340400), (4, 16670200), (5, 13336160), (8, 8335100), (10, 6668080), (16, 4167550), (17, 3922400), (20, 3334040), (25, 2667232), (32, 2083775), (34, 1961200), (40, 1667020), (50, 1333616), (68, 980600), (80, 833510), (85, 784480), (100, 666808), (136, 490300), (160, 416755), (170, 392240), (200, 333404), (272, 245150), (340, 196120), (400, 166702), (425, 156896), (544, 122575), (680, 98060), (800, 83351), (850, 78448), (1360, 49030), (1700, 39224), (2720, 24515), (3400, 19612), (4903, 13600), (6800, 9806)]