64217744

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{10009}}^1$

素因数の和:10418

約数の個数: 20

約数和(自身を含む): 124744620

約数和(自身を除く): 60526876

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 10009, 20018, 40036, 80072, 160144, 4013609, 8027218, 16054436, 32108872, 64217744]

約数ペア:

[(1, 64217744), (2, 32108872), (4, 16054436), (8, 8027218), (16, 4013609), (401, 160144), (802, 80072), (1604, 40036), (3208, 20018), (6416, 10009)]