80875730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{809}}^1$

素因数の和:1598

約数の個数: 32

約数和(自身を含む): 157172400

約数和(自身を除く): 76296670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 769, 809, 1538, 1618, 3845, 4045, 7690, 8090, 9997, 10517, 19994, 21034, 49985, 52585, 99970, 105170, 622121, 1244242, 3110605, 6221210, 8087573, 16175146, 40437865, 80875730]

約数ペア:

[(1, 80875730), (2, 40437865), (5, 16175146), (10, 8087573), (13, 6221210), (26, 3110605), (65, 1244242), (130, 622121), (769, 105170), (809, 99970), (1538, 52585), (1618, 49985), (3845, 21034), (4045, 19994), (7690, 10517), (8090, 9997)]