64895765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 93315456

約数和(自身を除く): 28419691

約数列:

[1, 5, 11, 23, 29, 55, 61, 115, 145, 253, 305, 319, 667, 671, 841, 1265, 1403, 1595, 1769, 3335, 3355, 4205, 7015, 7337, 8845, 9251, 15433, 19343, 19459, 36685, 40687, 46255, 51301, 77165, 96715, 97295, 203435, 212773, 256505, 447557, 564311, 1063865, 1179923, 2237785, 2821555, 5899615, 12979153, 64895765]

約数ペア:

[(1, 64895765), (5, 12979153), (11, 5899615), (23, 2821555), (29, 2237785), (55, 1179923), (61, 1063865), (115, 564311), (145, 447557), (253, 256505), (305, 212773), (319, 203435), (667, 97295), (671, 96715), (841, 77165), (1265, 51301), (1403, 46255), (1595, 40687), (1769, 36685), (3335, 19459), (3355, 19343), (4205, 15433), (7015, 9251), (7337, 8845)]