2770804525

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 3585683200

約数和(自身を除く): 814878675

約数列:

[1, 5, 25, 61, 79, 109, 211, 305, 395, 545, 1055, 1525, 1975, 2725, 4819, 5275, 6649, 8611, 12871, 16669, 22999, 24095, 33245, 43055, 64355, 83345, 114995, 120475, 166225, 215275, 321775, 416725, 525271, 574975, 1016809, 1402939, 1816921, 2626355, 5084045, 7014695, 9084605, 13131775, 25420225, 35073475, 45423025, 110832181, 554160905, 2770804525]

約数ペア:

[(1, 2770804525), (5, 554160905), (25, 110832181), (61, 45423025), (79, 35073475), (109, 25420225), (211, 13131775), (305, 9084605), (395, 7014695), (545, 5084045), (1055, 2626355), (1525, 1816921), (1975, 1402939), (2725, 1016809), (4819, 574975), (5275, 525271), (6649, 416725), (8611, 321775), (12871, 215275), (16669, 166225), (22999, 120475), (24095, 114995), (33245, 83345), (43055, 64355)]