81340810

素因数分解:

$2^1\times 5^1\times {\mathrm{751}}^1\times {\mathrm{10831}}^1$

素因数の和:11589

約数の個数: 16

約数和(自身を含む): 146621952

約数和(自身を除く): 65281142

約数列:

[1, 2, 5, 10, 751, 1502, 3755, 7510, 10831, 21662, 54155, 108310, 8134081, 16268162, 40670405, 81340810]

約数ペア:

[(1, 81340810), (2, 40670405), (5, 16268162), (10, 8134081), (751, 108310), (1502, 54155), (3755, 21662), (7510, 10831)]