66890495

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^3\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 97718400

約数和(自身を除く): 30827905

約数列:

[1, 5, 7, 17, 35, 85, 119, 289, 389, 595, 1445, 1945, 2023, 2723, 4913, 6613, 10115, 13615, 24565, 33065, 34391, 46291, 112421, 171955, 231455, 562105, 786947, 1911157, 3934735, 9555785, 13378099, 66890495]

約数ペア:

[(1, 66890495), (5, 13378099), (7, 9555785), (17, 3934735), (35, 1911157), (85, 786947), (119, 562105), (289, 231455), (389, 171955), (595, 112421), (1445, 46291), (1945, 34391), (2023, 33065), (2723, 24565), (4913, 13615), (6613, 10115)]