78479248

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{119633}}^1$

素因数の和:119682

約数の個数: 20

約数和(自身を含む): 155763468

約数和(自身を除く): 77284220

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 119633, 239266, 478532, 957064, 1914128, 4904953, 9809906, 19619812, 39239624, 78479248]

約数ペア:

[(1, 78479248), (2, 39239624), (4, 19619812), (8, 9809906), (16, 4904953), (41, 1914128), (82, 957064), (164, 478532), (328, 239266), (656, 119633)]