200905145

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43159}}^1$

素因数の和:43197

約数の個数: 24

約数和(自身を含む): 295214400

約数和(自身を除く): 94309255

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 665, 931, 4655, 43159, 215795, 302113, 820021, 1510565, 2114791, 4100105, 5740147, 10573955, 28700735, 40181029, 200905145]

約数ペア:

[(1, 200905145), (5, 40181029), (7, 28700735), (19, 10573955), (35, 5740147), (49, 4100105), (95, 2114791), (133, 1510565), (245, 820021), (665, 302113), (931, 215795), (4655, 43159)]