54499660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66463}}^1$

素因数の和:66513

約数の個数: 24

約数和(自身を含む): 117242496

約数和(自身を除く): 62742836

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 66463, 132926, 265852, 332315, 664630, 1329260, 2724983, 5449966, 10899932, 13624915, 27249830, 54499660]

約数ペア:

[(1, 54499660), (2, 27249830), (4, 13624915), (5, 10899932), (10, 5449966), (20, 2724983), (41, 1329260), (82, 664630), (164, 332315), (205, 265852), (410, 132926), (820, 66463)]