80570895

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^2\times {\mathrm{313}}^1$

素因数の和:583

約数の個数: 24

約数和(自身を含む): 130320048

約数和(自身を除く): 49749153

約数列:

[1, 3, 5, 15, 131, 313, 393, 655, 939, 1565, 1965, 4695, 17161, 41003, 51483, 85805, 123009, 205015, 257415, 615045, 5371393, 16114179, 26856965, 80570895]

約数ペア:

[(1, 80570895), (3, 26856965), (5, 16114179), (15, 5371393), (131, 615045), (313, 257415), (393, 205015), (655, 123009), (939, 85805), (1565, 51483), (1965, 41003), (4695, 17161)]