68013700

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 156240000

約数和(自身を除く): 88226300

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 47, 50, 58, 94, 100, 116, 145, 188, 235, 290, 470, 499, 580, 725, 940, 998, 1175, 1363, 1450, 1996, 2350, 2495, 2726, 2900, 4700, 4990, 5452, 6815, 9980, 12475, 13630, 14471, 23453, 24950, 27260, 28942, 34075, 46906, 49900, 57884, 68150, 72355, 93812, 117265, 136300, 144710, 234530, 289420, 361775, 469060, 586325, 680137, 723550, 1172650, 1360274, 1447100, 2345300, 2720548, 3400685, 6801370, 13602740, 17003425, 34006850, 68013700]

約数ペア:

[(1, 68013700), (2, 34006850), (4, 17003425), (5, 13602740), (10, 6801370), (20, 3400685), (25, 2720548), (29, 2345300), (47, 1447100), (50, 1360274), (58, 1172650), (94, 723550), (100, 680137), (116, 586325), (145, 469060), (188, 361775), (235, 289420), (290, 234530), (470, 144710), (499, 136300), (580, 117265), (725, 93812), (940, 72355), (998, 68150), (1175, 57884), (1363, 49900), (1450, 46906), (1996, 34075), (2350, 28942), (2495, 27260), (2726, 24950), (2900, 23453), (4700, 14471), (4990, 13630), (5452, 12475), (6815, 9980)]