25669540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98729}}^1$

素因数の和:98751

約数の個数: 24

約数和(自身を含む): 58053240

約数和(自身を除く): 32383700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 98729, 197458, 394916, 493645, 987290, 1283477, 1974580, 2566954, 5133908, 6417385, 12834770, 25669540]

約数ペア:

[(1, 25669540), (2, 12834770), (4, 6417385), (5, 5133908), (10, 2566954), (13, 1974580), (20, 1283477), (26, 987290), (52, 493645), (65, 394916), (130, 197458), (260, 98729)]