165020020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{44123}}^1$

素因数の和:44160

約数の個数: 48

約数和(自身を含む): 400292928

約数和(自身を除く): 235272908

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 44123, 88246, 176492, 220615, 441230, 485353, 750091, 882460, 970706, 1500182, 1941412, 2426765, 3000364, 3750455, 4853530, 7500910, 8251001, 9707060, 15001820, 16502002, 33004004, 41255005, 82510010, 165020020]

約数ペア:

[(1, 165020020), (2, 82510010), (4, 41255005), (5, 33004004), (10, 16502002), (11, 15001820), (17, 9707060), (20, 8251001), (22, 7500910), (34, 4853530), (44, 3750455), (55, 3000364), (68, 2426765), (85, 1941412), (110, 1500182), (170, 970706), (187, 882460), (220, 750091), (340, 485353), (374, 441230), (748, 220615), (935, 176492), (1870, 88246), (3740, 44123)]