26447870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 49152096

約数和(自身を除く): 22704226

約数列:

[1, 2, 5, 10, 41, 82, 205, 251, 257, 410, 502, 514, 1255, 1285, 2510, 2570, 10291, 10537, 20582, 21074, 51455, 52685, 64507, 102910, 105370, 129014, 322535, 645070, 2644787, 5289574, 13223935, 26447870]

約数ペア:

[(1, 26447870), (2, 13223935), (5, 5289574), (10, 2644787), (41, 645070), (82, 322535), (205, 129014), (251, 105370), (257, 102910), (410, 64507), (502, 52685), (514, 51455), (1255, 21074), (1285, 20582), (2510, 10537), (2570, 10291)]