42649225

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{41609}}^1$

素因数の和:41660

約数の個数: 12

約数和(自身を含む): 54176220

約数和(自身を除く): 11526995

約数列:

[1, 5, 25, 41, 205, 1025, 41609, 208045, 1040225, 1705969, 8529845, 42649225]

約数ペア:

[(1, 42649225), (5, 8529845), (25, 1705969), (41, 1040225), (205, 208045), (1025, 41609)]