325291240

素因数分解:

$2^3\times 5^1\times {\mathrm{8132281}}^1$

素因数の和:8132292

約数の個数: 16

約数和(自身を含む): 731905380

約数和(自身を除く): 406614140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 8132281, 16264562, 32529124, 40661405, 65058248, 81322810, 162645620, 325291240]

約数ペア:

[(1, 325291240), (2, 162645620), (4, 81322810), (5, 65058248), (8, 40661405), (10, 32529124), (20, 16264562), (40, 8132281)]