1953145700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:235

約数の個数: 216

約数和(自身を含む): 4965015552

約数和(自身を除く): 3011869852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 41, 44, 50, 55, 62, 82, 100, 110, 121, 124, 127, 155, 164, 205, 220, 242, 254, 275, 310, 341, 410, 451, 484, 508, 550, 605, 620, 635, 682, 775, 820, 902, 1025, 1100, 1210, 1270, 1271, 1364, 1397, 1550, 1705, 1804, 2050, 2255, 2420, 2540, 2542, 2794, 3025, 3100, 3175, 3410, 3751, 3937, 4100, 4510, 4961, 5084, 5207, 5588, 6050, 6350, 6355, 6820, 6985, 7502, 7874, 8525, 9020, 9922, 10414, 11275, 12100, 12700, 12710, 13970, 13981, 15004, 15367, 15748, 17050, 18755, 19685, 19844, 20828, 22550, 24805, 25420, 26035, 27940, 27962, 30734, 31775, 34100, 34925, 37510, 39370, 43307, 45100, 49610, 52070, 55924, 57277, 61468, 63550, 69850, 69905, 75020, 76835, 78740, 86614, 93775, 98425, 99220, 104140, 114554, 124025, 127100, 130175, 139700, 139810, 153670, 153791, 161417, 173228, 187550, 196850, 216535, 229108, 248050, 260350, 279620, 286385, 307340, 307582, 322834, 349525, 375100, 384175, 393700, 433070, 476377, 496100, 520700, 572770, 615164, 630047, 645668, 699050, 768350, 768955, 807085, 866140, 952754, 1082675, 1145540, 1260094, 1398100, 1431925, 1536700, 1537910, 1614170, 1775587, 1905508, 2165350, 2381885, 2520188, 2863850, 3075820, 3150235, 3228340, 3551174, 3844775, 4035425, 4330700, 4763770, 5727700, 6300470, 7102348, 7689550, 8070850, 8877935, 9527540, 11909425, 12600940, 15379100, 15751175, 16141700, 17755870, 19531457, 23818850, 31502350, 35511740, 39062914, 44389675, 47637700, 63004700, 78125828, 88779350, 97657285, 177558700, 195314570, 390629140, 488286425, 976572850, 1953145700]

約数ペア:

[(1, 1953145700), (2, 976572850), (4, 488286425), (5, 390629140), (10, 195314570), (11, 177558700), (20, 97657285), (22, 88779350), (25, 78125828), (31, 63004700), (41, 47637700), (44, 44389675), (50, 39062914), (55, 35511740), (62, 31502350), (82, 23818850), (100, 19531457), (110, 17755870), (121, 16141700), (124, 15751175), (127, 15379100), (155, 12600940), (164, 11909425), (205, 9527540), (220, 8877935), (242, 8070850), (254, 7689550), (275, 7102348), (310, 6300470), (341, 5727700), (410, 4763770), (451, 4330700), (484, 4035425), (508, 3844775), (550, 3551174), (605, 3228340), (620, 3150235), (635, 3075820), (682, 2863850), (775, 2520188), (820, 2381885), (902, 2165350), (1025, 1905508), (1100, 1775587), (1210, 1614170), (1270, 1537910), (1271, 1536700), (1364, 1431925), (1397, 1398100), (1550, 1260094), (1705, 1145540), (1804, 1082675), (2050, 952754), (2255, 866140), (2420, 807085), (2540, 768955), (2542, 768350), (2794, 699050), (3025, 645668), (3100, 630047), (3175, 615164), (3410, 572770), (3751, 520700), (3937, 496100), (4100, 476377), (4510, 433070), (4961, 393700), (5084, 384175), (5207, 375100), (5588, 349525), (6050, 322834), (6350, 307582), (6355, 307340), (6820, 286385), (6985, 279620), (7502, 260350), (7874, 248050), (8525, 229108), (9020, 216535), (9922, 196850), (10414, 187550), (11275, 173228), (12100, 161417), (12700, 153791), (12710, 153670), (13970, 139810), (13981, 139700), (15004, 130175), (15367, 127100), (15748, 124025), (17050, 114554), (18755, 104140), (19685, 99220), (19844, 98425), (20828, 93775), (22550, 86614), (24805, 78740), (25420, 76835), (26035, 75020), (27940, 69905), (27962, 69850), (30734, 63550), (31775, 61468), (34100, 57277), (34925, 55924), (37510, 52070), (39370, 49610), (43307, 45100)]