245300825

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2178

約数の個数: 48

約数和(自身を含む): 385630080

約数和(自身を除く): 140329255

約数列:

[1, 5, 7, 11, 25, 35, 55, 61, 77, 175, 275, 305, 385, 427, 671, 1525, 1925, 2089, 2135, 3355, 4697, 10445, 10675, 14623, 16775, 22979, 23485, 52225, 73115, 114895, 117425, 127429, 160853, 365575, 574475, 637145, 804265, 892003, 1401719, 3185725, 4021325, 4460015, 7008595, 9812033, 22300075, 35042975, 49060165, 245300825]

約数ペア:

[(1, 245300825), (5, 49060165), (7, 35042975), (11, 22300075), (25, 9812033), (35, 7008595), (55, 4460015), (61, 4021325), (77, 3185725), (175, 1401719), (275, 892003), (305, 804265), (385, 637145), (427, 574475), (671, 365575), (1525, 160853), (1925, 127429), (2089, 117425), (2135, 114895), (3355, 73115), (4697, 52225), (10445, 23485), (10675, 22979), (14623, 16775)]