2012107725

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{769}}^1$

素因数の和:1215

約数の個数: 72

約数和(自身を含む): 3742338600

約数和(自身を除く): 1730230875

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 401, 435, 725, 769, 1203, 1305, 2005, 2175, 2307, 3609, 3845, 6015, 6525, 6921, 10025, 11535, 11629, 18045, 19225, 22301, 30075, 34605, 34887, 57675, 58145, 66903, 90225, 104661, 111505, 173025, 174435, 200709, 290725, 308369, 334515, 523305, 557525, 872175, 925107, 1003545, 1541845, 1672575, 2616525, 2775321, 4625535, 5017725, 7709225, 8942701, 13876605, 23127675, 26828103, 44713505, 69383025, 80484309, 134140515, 223567525, 402421545, 670702575, 2012107725]

約数ペア:

[(1, 2012107725), (3, 670702575), (5, 402421545), (9, 223567525), (15, 134140515), (25, 80484309), (29, 69383025), (45, 44713505), (75, 26828103), (87, 23127675), (145, 13876605), (225, 8942701), (261, 7709225), (401, 5017725), (435, 4625535), (725, 2775321), (769, 2616525), (1203, 1672575), (1305, 1541845), (2005, 1003545), (2175, 925107), (2307, 872175), (3609, 557525), (3845, 523305), (6015, 334515), (6525, 308369), (6921, 290725), (10025, 200709), (11535, 174435), (11629, 173025), (18045, 111505), (19225, 104661), (22301, 90225), (30075, 66903), (34605, 58145), (34887, 57675)]