68777200

素因数分解:

$2^4\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1237}}^1$

素因数の和:1394

約数の個数: 60

約数和(自身を含む): 166560520

約数和(自身を除く): 97783320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 139, 200, 278, 400, 556, 695, 1112, 1237, 1390, 2224, 2474, 2780, 3475, 4948, 5560, 6185, 6950, 9896, 11120, 12370, 13900, 19792, 24740, 27800, 30925, 49480, 55600, 61850, 98960, 123700, 171943, 247400, 343886, 494800, 687772, 859715, 1375544, 1719430, 2751088, 3438860, 4298575, 6877720, 8597150, 13755440, 17194300, 34388600, 68777200]

約数ペア:

[(1, 68777200), (2, 34388600), (4, 17194300), (5, 13755440), (8, 8597150), (10, 6877720), (16, 4298575), (20, 3438860), (25, 2751088), (40, 1719430), (50, 1375544), (80, 859715), (100, 687772), (139, 494800), (200, 343886), (278, 247400), (400, 171943), (556, 123700), (695, 98960), (1112, 61850), (1237, 55600), (1390, 49480), (2224, 30925), (2474, 27800), (2780, 24740), (3475, 19792), (4948, 13900), (5560, 12370), (6185, 11120), (6950, 9896)]