80016040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{153877}}^1$

素因数の和:153901

約数の個数: 32

約数和(自身を含む): 193886280

約数和(自身を除く): 113870240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 153877, 307754, 615508, 769385, 1231016, 1538770, 2000401, 3077540, 4000802, 6155080, 8001604, 10002005, 16003208, 20004010, 40008020, 80016040]

約数ペア:

[(1, 80016040), (2, 40008020), (4, 20004010), (5, 16003208), (8, 10002005), (10, 8001604), (13, 6155080), (20, 4000802), (26, 3077540), (40, 2000401), (52, 1538770), (65, 1231016), (104, 769385), (130, 615508), (260, 307754), (520, 153877)]