70820025

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{8663}}^1$

素因数の和:8785

約数の個数: 24

約数和(自身を含む): 118176960

約数和(自身を除く): 47356935

約数列:

[1, 3, 5, 15, 25, 75, 109, 327, 545, 1635, 2725, 8175, 8663, 25989, 43315, 129945, 216575, 649725, 944267, 2832801, 4721335, 14164005, 23606675, 70820025]

約数ペア:

[(1, 70820025), (3, 23606675), (5, 14164005), (15, 4721335), (25, 2832801), (75, 944267), (109, 649725), (327, 216575), (545, 129945), (1635, 43315), (2725, 25989), (8175, 8663)]