201780968

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{409}}^1\times {\mathrm{743}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 384350400

約数和(自身を除く): 182569432

約数列:

[1, 2, 4, 8, 83, 166, 332, 409, 664, 743, 818, 1486, 1636, 2972, 3272, 5944, 33947, 61669, 67894, 123338, 135788, 246676, 271576, 303887, 493352, 607774, 1215548, 2431096, 25222621, 50445242, 100890484, 201780968]

約数ペア:

[(1, 201780968), (2, 100890484), (4, 50445242), (8, 25222621), (83, 2431096), (166, 1215548), (332, 607774), (409, 493352), (664, 303887), (743, 271576), (818, 246676), (1486, 135788), (1636, 123338), (2972, 67894), (3272, 61669), (5944, 33947)]