90144145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2957}}^1$

素因数の和:3049

約数の個数: 32

約数和(自身を含む): 135168768

約数和(自身を除く): 45024623

約数列:

[1, 5, 7, 13, 35, 65, 67, 91, 335, 455, 469, 871, 2345, 2957, 4355, 6097, 14785, 20699, 30485, 38441, 103495, 192205, 198119, 269087, 990595, 1345435, 1386833, 2575547, 6934165, 12877735, 18028829, 90144145]

約数ペア:

[(1, 90144145), (5, 18028829), (7, 12877735), (13, 6934165), (35, 2575547), (65, 1386833), (67, 1345435), (91, 990595), (335, 269087), (455, 198119), (469, 192205), (871, 103495), (2345, 38441), (2957, 30485), (4355, 20699), (6097, 14785)]