80647328

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{61469}}^1$

素因数の和:61520

約数の個数: 24

約数和(自身を含む): 162649620

約数和(自身を除く): 82002292

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 61469, 122938, 245876, 491752, 983504, 1967008, 2520229, 5040458, 10080916, 20161832, 40323664, 80647328]

約数ペア:

[(1, 80647328), (2, 40323664), (4, 20161832), (8, 10080916), (16, 5040458), (32, 2520229), (41, 1967008), (82, 983504), (164, 491752), (328, 245876), (656, 122938), (1312, 61469)]