80081985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{3049}}^1$

素因数の和:3177

約数の個数: 32

約数和(自身を含む): 137030400

約数和(自身を除く): 56948415

約数列:

[1, 3, 5, 15, 17, 51, 85, 103, 255, 309, 515, 1545, 1751, 3049, 5253, 8755, 9147, 15245, 26265, 45735, 51833, 155499, 259165, 314047, 777495, 942141, 1570235, 4710705, 5338799, 16016397, 26693995, 80081985]

約数ペア:

[(1, 80081985), (3, 26693995), (5, 16016397), (15, 5338799), (17, 4710705), (51, 1570235), (85, 942141), (103, 777495), (255, 314047), (309, 259165), (515, 155499), (1545, 51833), (1751, 45735), (3049, 26265), (5253, 15245), (8755, 9147)]