64408928

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{28349}}^1$

素因数の和:28430

約数の個数: 24

約数和(自身を含む): 128595600

約数和(自身を除く): 64186672

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 28349, 56698, 113396, 226792, 453584, 907168, 2012779, 4025558, 8051116, 16102232, 32204464, 64408928]

約数ペア:

[(1, 64408928), (2, 32204464), (4, 16102232), (8, 8051116), (16, 4025558), (32, 2012779), (71, 907168), (142, 453584), (284, 226792), (568, 113396), (1136, 56698), (2272, 28349)]