78878768

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{37633}}^1$

素因数の和:37772

約数の個数: 20

約数和(自身を含む): 153998328

約数和(自身を除く): 75119560

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 37633, 75266, 150532, 301064, 602128, 4929923, 9859846, 19719692, 39439384, 78878768]

約数ペア:

[(1, 78878768), (2, 39439384), (4, 19719692), (8, 9859846), (16, 4929923), (131, 602128), (262, 301064), (524, 150532), (1048, 75266), (2096, 37633)]