154251580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37993}}^1$

素因数の和:38038

約数の個数: 48

約数和(自身を含む): 382979520

約数和(自身を除く): 228727940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 37993, 75986, 151972, 189965, 265951, 379930, 531902, 759860, 1063804, 1101797, 1329755, 2203594, 2659510, 4407188, 5319020, 5508985, 7712579, 11017970, 15425158, 22035940, 30850316, 38562895, 77125790, 154251580]

約数ペア:

[(1, 154251580), (2, 77125790), (4, 38562895), (5, 30850316), (7, 22035940), (10, 15425158), (14, 11017970), (20, 7712579), (28, 5508985), (29, 5319020), (35, 4407188), (58, 2659510), (70, 2203594), (116, 1329755), (140, 1101797), (145, 1063804), (203, 759860), (290, 531902), (406, 379930), (580, 265951), (812, 189965), (1015, 151972), (2030, 75986), (4060, 37993)]