91544720

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 220485888

約数和(自身を除く): 128941168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 97, 188, 194, 235, 251, 376, 388, 470, 485, 502, 752, 776, 940, 970, 1004, 1255, 1552, 1880, 1940, 2008, 2510, 3760, 3880, 4016, 4559, 5020, 7760, 9118, 10040, 11797, 18236, 20080, 22795, 23594, 24347, 36472, 45590, 47188, 48694, 58985, 72944, 91180, 94376, 97388, 117970, 121735, 182360, 188752, 194776, 235940, 243470, 364720, 389552, 471880, 486940, 943760, 973880, 1144309, 1947760, 2288618, 4577236, 5721545, 9154472, 11443090, 18308944, 22886180, 45772360, 91544720]

約数ペア:

[(1, 91544720), (2, 45772360), (4, 22886180), (5, 18308944), (8, 11443090), (10, 9154472), (16, 5721545), (20, 4577236), (40, 2288618), (47, 1947760), (80, 1144309), (94, 973880), (97, 943760), (188, 486940), (194, 471880), (235, 389552), (251, 364720), (376, 243470), (388, 235940), (470, 194776), (485, 188752), (502, 182360), (752, 121735), (776, 117970), (940, 97388), (970, 94376), (1004, 91180), (1255, 72944), (1552, 58985), (1880, 48694), (1940, 47188), (2008, 45590), (2510, 36472), (3760, 24347), (3880, 23594), (4016, 22795), (4559, 20080), (5020, 18236), (7760, 11797), (9118, 10040)]