127678655

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 169646400

約数和(自身を除く): 41967745

約数列:

[1, 5, 13, 59, 65, 169, 197, 295, 767, 845, 985, 2197, 2561, 3835, 9971, 10985, 11623, 12805, 33293, 49855, 58115, 129623, 151099, 166465, 432809, 648115, 755495, 1964287, 2164045, 9821435, 25535731, 127678655]

約数ペア:

[(1, 127678655), (5, 25535731), (13, 9821435), (59, 2164045), (65, 1964287), (169, 755495), (197, 648115), (295, 432809), (767, 166465), (845, 151099), (985, 129623), (2197, 58115), (2561, 49855), (3835, 33293), (9971, 12805), (10985, 11623)]