69819520

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{859}}^1$

素因数の和:1005

約数の個数: 64

約数和(自身を含む): 168422400

約数和(自身を除く): 98602880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 859, 1016, 1270, 1718, 2032, 2540, 3436, 4064, 4295, 5080, 6872, 8128, 8590, 10160, 13744, 16256, 17180, 20320, 27488, 34360, 40640, 54976, 68720, 81280, 109093, 109952, 137440, 218186, 274880, 436372, 545465, 549760, 872744, 1090930, 1745488, 2181860, 3490976, 4363720, 6981952, 8727440, 13963904, 17454880, 34909760, 69819520]

約数ペア:

[(1, 69819520), (2, 34909760), (4, 17454880), (5, 13963904), (8, 8727440), (10, 6981952), (16, 4363720), (20, 3490976), (32, 2181860), (40, 1745488), (64, 1090930), (80, 872744), (127, 549760), (128, 545465), (160, 436372), (254, 274880), (320, 218186), (508, 137440), (635, 109952), (640, 109093), (859, 81280), (1016, 68720), (1270, 54976), (1718, 40640), (2032, 34360), (2540, 27488), (3436, 20320), (4064, 17180), (4295, 16256), (5080, 13744), (6872, 10160), (8128, 8590)]