85288245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42751}}^1$

素因数の和:42785

約数の個数: 32

約数和(自身を含む): 164167680

約数和(自身を除く): 78879435

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 42751, 128253, 213755, 299257, 641265, 812269, 897771, 1496285, 2436807, 4061345, 4488855, 5685883, 12184035, 17057649, 28429415, 85288245]

約数ペア:

[(1, 85288245), (3, 28429415), (5, 17057649), (7, 12184035), (15, 5685883), (19, 4488855), (21, 4061345), (35, 2436807), (57, 1496285), (95, 897771), (105, 812269), (133, 641265), (285, 299257), (399, 213755), (665, 128253), (1995, 42751)]