78864304

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{12671}}^1$

素因数の和:13068

約数の個数: 20

約数和(自身を含む): 153204480

約数和(自身を除く): 74340176

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 12671, 25342, 50684, 101368, 202736, 4929019, 9858038, 19716076, 39432152, 78864304]

約数ペア:

[(1, 78864304), (2, 39432152), (4, 19716076), (8, 9858038), (16, 4929019), (389, 202736), (778, 101368), (1556, 50684), (3112, 25342), (6224, 12671)]