91245440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1040

約数の個数: 128

約数和(自身を含む): 256525920

約数和(自身を除く): 165280480

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 128, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 640, 704, 715, 832, 880, 997, 1040, 1144, 1408, 1430, 1664, 1760, 1994, 2080, 2288, 2860, 3520, 3988, 4160, 4576, 4985, 5720, 7040, 7976, 8320, 9152, 9970, 10967, 11440, 12961, 15952, 18304, 19940, 21934, 22880, 25922, 31904, 39880, 43868, 45760, 51844, 54835, 63808, 64805, 79760, 87736, 91520, 103688, 109670, 127616, 129610, 142571, 159520, 175472, 207376, 219340, 259220, 285142, 319040, 350944, 414752, 438680, 518440, 570284, 638080, 701888, 712855, 829504, 877360, 1036880, 1140568, 1403776, 1425710, 1659008, 1754720, 2073760, 2281136, 2851420, 3509440, 4147520, 4562272, 5702840, 7018880, 8295040, 9124544, 11405680, 18249088, 22811360, 45622720, 91245440]

約数ペア:

[(1, 91245440), (2, 45622720), (4, 22811360), (5, 18249088), (8, 11405680), (10, 9124544), (11, 8295040), (13, 7018880), (16, 5702840), (20, 4562272), (22, 4147520), (26, 3509440), (32, 2851420), (40, 2281136), (44, 2073760), (52, 1754720), (55, 1659008), (64, 1425710), (65, 1403776), (80, 1140568), (88, 1036880), (104, 877360), (110, 829504), (128, 712855), (130, 701888), (143, 638080), (160, 570284), (176, 518440), (208, 438680), (220, 414752), (260, 350944), (286, 319040), (320, 285142), (352, 259220), (416, 219340), (440, 207376), (520, 175472), (572, 159520), (640, 142571), (704, 129610), (715, 127616), (832, 109670), (880, 103688), (997, 91520), (1040, 87736), (1144, 79760), (1408, 64805), (1430, 63808), (1664, 54835), (1760, 51844), (1994, 45760), (2080, 43868), (2288, 39880), (2860, 31904), (3520, 25922), (3988, 22880), (4160, 21934), (4576, 19940), (4985, 18304), (5720, 15952), (7040, 12961), (7976, 11440), (8320, 10967), (9152, 9970)]