78082900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{337}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 194806976

約数和(自身を除く): 116724076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 331, 337, 350, 662, 674, 700, 1324, 1348, 1655, 1685, 2317, 2359, 3310, 3370, 4634, 4718, 6620, 6740, 8275, 8425, 9268, 9436, 11585, 11795, 16550, 16850, 23170, 23590, 33100, 33700, 46340, 47180, 57925, 58975, 111547, 115850, 117950, 223094, 231700, 235900, 446188, 557735, 780829, 1115470, 1561658, 2230940, 2788675, 3123316, 3904145, 5577350, 7808290, 11154700, 15616580, 19520725, 39041450, 78082900]

約数ペア:

[(1, 78082900), (2, 39041450), (4, 19520725), (5, 15616580), (7, 11154700), (10, 7808290), (14, 5577350), (20, 3904145), (25, 3123316), (28, 2788675), (35, 2230940), (50, 1561658), (70, 1115470), (100, 780829), (140, 557735), (175, 446188), (331, 235900), (337, 231700), (350, 223094), (662, 117950), (674, 115850), (700, 111547), (1324, 58975), (1348, 57925), (1655, 47180), (1685, 46340), (2317, 33700), (2359, 33100), (3310, 23590), (3370, 23170), (4634, 16850), (4718, 16550), (6620, 11795), (6740, 11585), (8275, 9436), (8425, 9268)]