20174722975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{82153}}^1$

素因数の和:82240

約数の個数: 48

約数和(自身を含む): 29338836480

約数和(自身を除く): 9164113505

約数列:

[1, 5, 11, 19, 25, 47, 55, 95, 209, 235, 275, 475, 517, 893, 1045, 1175, 2585, 4465, 5225, 9823, 12925, 22325, 49115, 82153, 245575, 410765, 903683, 1560907, 2053825, 3861191, 4518415, 7804535, 17169977, 19305955, 22592075, 39022675, 42473101, 73362629, 85849885, 96529775, 212365505, 366813145, 429249425, 806988919, 1061827525, 1834065725, 4034944595, 20174722975]

約数ペア:

[(1, 20174722975), (5, 4034944595), (11, 1834065725), (19, 1061827525), (25, 806988919), (47, 429249425), (55, 366813145), (95, 212365505), (209, 96529775), (235, 85849885), (275, 73362629), (475, 42473101), (517, 39022675), (893, 22592075), (1045, 19305955), (1175, 17169977), (2585, 7804535), (4465, 4518415), (5225, 3861191), (9823, 2053825), (12925, 1560907), (22325, 903683), (49115, 410765), (82153, 245575)]