78774880

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2551}}^1$

素因数の和:2759

約数の個数: 48

約数和(自身を含む): 187143264

約数和(自身を除く): 108368384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 2551, 3088, 3860, 5102, 6176, 7720, 10204, 12755, 15440, 20408, 25510, 30880, 40816, 51020, 81632, 102040, 204080, 408160, 492343, 984686, 1969372, 2461715, 3938744, 4923430, 7877488, 9846860, 15754976, 19693720, 39387440, 78774880]

約数ペア:

[(1, 78774880), (2, 39387440), (4, 19693720), (5, 15754976), (8, 9846860), (10, 7877488), (16, 4923430), (20, 3938744), (32, 2461715), (40, 1969372), (80, 984686), (160, 492343), (193, 408160), (386, 204080), (772, 102040), (965, 81632), (1544, 51020), (1930, 40816), (2551, 30880), (3088, 25510), (3860, 20408), (5102, 15440), (6176, 12755), (7720, 10204)]