25621912

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 49420800

約数和(自身を除く): 23798888

約数列:

[1, 2, 4, 8, 71, 79, 142, 158, 284, 316, 568, 571, 632, 1142, 2284, 4568, 5609, 11218, 22436, 40541, 44872, 45109, 81082, 90218, 162164, 180436, 324328, 360872, 3202739, 6405478, 12810956, 25621912]

約数ペア:

[(1, 25621912), (2, 12810956), (4, 6405478), (8, 3202739), (71, 360872), (79, 324328), (142, 180436), (158, 162164), (284, 90218), (316, 81082), (568, 45109), (571, 44872), (632, 40541), (1142, 22436), (2284, 11218), (4568, 5609)]