25709416

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1249}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 50400000

約数和(自身を除く): 24690584

約数列:

[1, 2, 4, 8, 31, 62, 83, 124, 166, 248, 332, 664, 1249, 2498, 2573, 4996, 5146, 9992, 10292, 20584, 38719, 77438, 103667, 154876, 207334, 309752, 414668, 829336, 3213677, 6427354, 12854708, 25709416]

約数ペア:

[(1, 25709416), (2, 12854708), (4, 6427354), (8, 3213677), (31, 829336), (62, 414668), (83, 309752), (124, 207334), (166, 154876), (248, 103667), (332, 77438), (664, 38719), (1249, 20584), (2498, 10292), (2573, 9992), (4996, 5146)]