51522880

素因数分解:

$2^6\times 5^1\times {\mathrm{161009}}^1$

素因数の和:161026

約数の個数: 28

約数和(自身を含む): 122689620

約数和(自身を除く): 71166740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 161009, 322018, 644036, 805045, 1288072, 1610090, 2576144, 3220180, 5152288, 6440360, 10304576, 12880720, 25761440, 51522880]

約数ペア:

[(1, 51522880), (2, 25761440), (4, 12880720), (5, 10304576), (8, 6440360), (10, 5152288), (16, 3220180), (20, 2576144), (32, 1610090), (40, 1288072), (64, 805045), (80, 644036), (160, 322018), (320, 161009)]