168427400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:511

約数の個数: 96

約数和(自身を含む): 416640000

約数和(自身を除く): 248212600

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 127, 152, 190, 200, 254, 349, 380, 475, 508, 635, 698, 760, 950, 1016, 1270, 1396, 1745, 1900, 2413, 2540, 2792, 3175, 3490, 3800, 4826, 5080, 6350, 6631, 6980, 8725, 9652, 12065, 12700, 13262, 13960, 17450, 19304, 24130, 25400, 26524, 33155, 34900, 44323, 48260, 53048, 60325, 66310, 69800, 88646, 96520, 120650, 132620, 165775, 177292, 221615, 241300, 265240, 331550, 354584, 443230, 482600, 663100, 842137, 886460, 1108075, 1326200, 1684274, 1772920, 2216150, 3368548, 4210685, 4432300, 6737096, 8421370, 8864600, 16842740, 21053425, 33685480, 42106850, 84213700, 168427400]

約数ペア:

[(1, 168427400), (2, 84213700), (4, 42106850), (5, 33685480), (8, 21053425), (10, 16842740), (19, 8864600), (20, 8421370), (25, 6737096), (38, 4432300), (40, 4210685), (50, 3368548), (76, 2216150), (95, 1772920), (100, 1684274), (127, 1326200), (152, 1108075), (190, 886460), (200, 842137), (254, 663100), (349, 482600), (380, 443230), (475, 354584), (508, 331550), (635, 265240), (698, 241300), (760, 221615), (950, 177292), (1016, 165775), (1270, 132620), (1396, 120650), (1745, 96520), (1900, 88646), (2413, 69800), (2540, 66310), (2792, 60325), (3175, 53048), (3490, 48260), (3800, 44323), (4826, 34900), (5080, 33155), (6350, 26524), (6631, 25400), (6980, 24130), (8725, 19304), (9652, 17450), (12065, 13960), (12700, 13262)]