289157025

素因数分解:

$3^1\times 5^2\times {\mathrm{743}}^1\times {\mathrm{5189}}^1$

素因数の和:5945

約数の個数: 24

約数和(自身を含む): 478808640

約数和(自身を除く): 189651615

約数列:

[1, 3, 5, 15, 25, 75, 743, 2229, 3715, 5189, 11145, 15567, 18575, 25945, 55725, 77835, 129725, 389175, 3855427, 11566281, 19277135, 57831405, 96385675, 289157025]

約数ペア:

[(1, 289157025), (3, 96385675), (5, 57831405), (15, 19277135), (25, 11566281), (75, 3855427), (743, 389175), (2229, 129725), (3715, 77835), (5189, 55725), (11145, 25945), (15567, 18575)]