51614540

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{42307}}^1$

素因数の和:42377

約数の個数: 24

約数和(自身を含む): 110170032

約数和(自身を除く): 58555492

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 42307, 84614, 169228, 211535, 423070, 846140, 2580727, 5161454, 10322908, 12903635, 25807270, 51614540]

約数ペア:

[(1, 51614540), (2, 25807270), (4, 12903635), (5, 10322908), (10, 5161454), (20, 2580727), (61, 846140), (122, 423070), (244, 211535), (305, 169228), (610, 84614), (1220, 42307)]