78110012

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{2039}}^1$

素因数の和:2261

約数の個数: 24

約数和(自身を含む): 139886880

約数和(自身を除く): 61776868

約数列:

[1, 2, 4, 61, 122, 157, 244, 314, 628, 2039, 4078, 8156, 9577, 19154, 38308, 124379, 248758, 320123, 497516, 640246, 1280492, 19527503, 39055006, 78110012]

約数ペア:

[(1, 78110012), (2, 39055006), (4, 19527503), (61, 1280492), (122, 640246), (157, 497516), (244, 320123), (314, 248758), (628, 124379), (2039, 38308), (4078, 19154), (8156, 9577)]