205145045

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{136309}}^1$

素因数の和:136364

約数の個数: 16

約数和(自身を含む): 287886720

約数和(自身を除く): 82741675

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 136309, 681545, 954163, 4770815, 5861287, 29306435, 41029009, 205145045]

約数ペア:

[(1, 205145045), (5, 41029009), (7, 29306435), (35, 5861287), (43, 4770815), (215, 954163), (301, 681545), (1505, 136309)]