129747740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{13159}}^1$

素因数の和:13214

約数の個数: 48

約数和(自身を含む): 298468800

約数和(自身を除く): 168721060

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 4930, 9860, 13159, 26318, 52636, 65795, 131590, 223703, 263180, 381611, 447406, 763222, 894812, 1118515, 1526444, 1908055, 2237030, 3816110, 4474060, 6487387, 7632220, 12974774, 25949548, 32436935, 64873870, 129747740]

約数ペア:

[(1, 129747740), (2, 64873870), (4, 32436935), (5, 25949548), (10, 12974774), (17, 7632220), (20, 6487387), (29, 4474060), (34, 3816110), (58, 2237030), (68, 1908055), (85, 1526444), (116, 1118515), (145, 894812), (170, 763222), (290, 447406), (340, 381611), (493, 263180), (580, 223703), (986, 131590), (1972, 65795), (2465, 52636), (4930, 26318), (9860, 13159)]