80459865

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{25913}}^1$

素因数の和:25950

約数の個数: 32

約数和(自身を含む): 149264640

約数和(自身を除く): 68804775

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 25913, 77739, 129565, 233217, 388695, 595999, 699651, 1166085, 1787997, 2979995, 3498255, 5363991, 8939985, 16091973, 26819955, 80459865]

約数ペア:

[(1, 80459865), (3, 26819955), (5, 16091973), (9, 8939985), (15, 5363991), (23, 3498255), (27, 2979995), (45, 1787997), (69, 1166085), (115, 699651), (135, 595999), (207, 388695), (345, 233217), (621, 129565), (1035, 77739), (3105, 25913)]