289208875

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{56431}}^1$

素因数の和:56487

約数の個数: 16

約数和(自身を含む): 369742464

約数和(自身を除く): 80533589

約数列:

[1, 5, 25, 41, 125, 205, 1025, 5125, 56431, 282155, 1410775, 2313671, 7053875, 11568355, 57841775, 289208875]

約数ペア:

[(1, 289208875), (5, 57841775), (25, 11568355), (41, 7053875), (125, 2313671), (205, 1410775), (1025, 282155), (5125, 56431)]