8140300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:451

約数の個数: 72

約数和(自身を含む): 20936160

約数和(自身を除く): 12795860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 401, 406, 580, 700, 725, 802, 812, 1015, 1450, 1604, 2005, 2030, 2807, 2900, 4010, 4060, 5075, 5614, 8020, 10025, 10150, 11228, 11629, 14035, 20050, 20300, 23258, 28070, 40100, 46516, 56140, 58145, 70175, 81403, 116290, 140350, 162806, 232580, 280700, 290725, 325612, 407015, 581450, 814030, 1162900, 1628060, 2035075, 4070150, 8140300]

約数ペア:

[(1, 8140300), (2, 4070150), (4, 2035075), (5, 1628060), (7, 1162900), (10, 814030), (14, 581450), (20, 407015), (25, 325612), (28, 290725), (29, 280700), (35, 232580), (50, 162806), (58, 140350), (70, 116290), (100, 81403), (116, 70175), (140, 58145), (145, 56140), (175, 46516), (203, 40100), (290, 28070), (350, 23258), (401, 20300), (406, 20050), (580, 14035), (700, 11629), (725, 11228), (802, 10150), (812, 10025), (1015, 8020), (1450, 5614), (1604, 5075), (2005, 4060), (2030, 4010), (2807, 2900)]