64246985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 87398784

約数和(自身を除く): 23151799

約数列:

[1, 5, 11, 37, 55, 131, 185, 241, 407, 655, 1205, 1441, 2035, 2651, 4847, 7205, 8917, 13255, 24235, 31571, 44585, 53317, 98087, 157855, 266585, 347281, 490435, 1168127, 1736405, 5840635, 12849397, 64246985]

約数ペア:

[(1, 64246985), (5, 12849397), (11, 5840635), (37, 1736405), (55, 1168127), (131, 490435), (185, 347281), (241, 266585), (407, 157855), (655, 98087), (1205, 53317), (1441, 44585), (2035, 31571), (2651, 24235), (4847, 13255), (7205, 8917)]