77705320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25229}}^1$

素因数の和:25258

約数の個数: 64

約数和(自身を含む): 217987200

約数和(自身を除く): 140281880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 25229, 50458, 100916, 126145, 176603, 201832, 252290, 277519, 353206, 504580, 555038, 706412, 883015, 1009160, 1110076, 1387595, 1412824, 1766030, 1942633, 2220152, 2775190, 3532060, 3885266, 5550380, 7064120, 7770532, 9713165, 11100760, 15541064, 19426330, 38852660, 77705320]

約数ペア:

[(1, 77705320), (2, 38852660), (4, 19426330), (5, 15541064), (7, 11100760), (8, 9713165), (10, 7770532), (11, 7064120), (14, 5550380), (20, 3885266), (22, 3532060), (28, 2775190), (35, 2220152), (40, 1942633), (44, 1766030), (55, 1412824), (56, 1387595), (70, 1110076), (77, 1009160), (88, 883015), (110, 706412), (140, 555038), (154, 504580), (220, 353206), (280, 277519), (308, 252290), (385, 201832), (440, 176603), (616, 126145), (770, 100916), (1540, 50458), (3080, 25229)]