64545776

素因数分解:

$2^4\times {\mathrm{191}}^1\times {\mathrm{21121}}^1$

素因数の和:21320

約数の個数: 20

約数和(自身を含む): 125718144

約数和(自身を除く): 61172368

約数列:

[1, 2, 4, 8, 16, 191, 382, 764, 1528, 3056, 21121, 42242, 84484, 168968, 337936, 4034111, 8068222, 16136444, 32272888, 64545776]

約数ペア:

[(1, 64545776), (2, 32272888), (4, 16136444), (8, 8068222), (16, 4034111), (191, 337936), (382, 168968), (764, 84484), (1528, 42242), (3056, 21121)]