64799995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 86869440

約数和(自身を除く): 22069445

約数列:

[1, 5, 13, 59, 61, 65, 277, 295, 305, 767, 793, 1385, 3599, 3601, 3835, 3965, 16343, 16897, 17995, 18005, 46787, 81715, 84485, 212459, 219661, 233935, 996923, 1062295, 1098305, 4984615, 12959999, 64799995]

約数ペア:

[(1, 64799995), (5, 12959999), (13, 4984615), (59, 1098305), (61, 1062295), (65, 996923), (277, 233935), (295, 219661), (305, 212459), (767, 84485), (793, 81715), (1385, 46787), (3599, 18005), (3601, 17995), (3835, 16897), (3965, 16343)]