128465392480

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{27686507}}^1$

素因数の和:27686551

約数の個数: 48

約数和(自身を含む): 313965000720

約数和(自身を除く): 185499608240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 27686507, 55373014, 110746028, 138432535, 221492056, 276865070, 442984112, 553730140, 802908703, 885968224, 1107460280, 1605817406, 2214920560, 3211634812, 4014543515, 4429841120, 6423269624, 8029087030, 12846539248, 16058174060, 25693078496, 32116348120, 64232696240, 128465392480]

約数ペア:

[(1, 128465392480), (2, 64232696240), (4, 32116348120), (5, 25693078496), (8, 16058174060), (10, 12846539248), (16, 8029087030), (20, 6423269624), (29, 4429841120), (32, 4014543515), (40, 3211634812), (58, 2214920560), (80, 1605817406), (116, 1107460280), (145, 885968224), (160, 802908703), (232, 553730140), (290, 442984112), (464, 276865070), (580, 221492056), (928, 138432535), (1160, 110746028), (2320, 55373014), (4640, 27686507)]