55540160

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^3\times {\mathrm{79}}^1$

素因数の和:135

約数の個数: 112

約数和(自身を含む): 145084800

約数和(自身を除く): 89544640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 130, 158, 160, 169, 208, 260, 316, 320, 338, 395, 416, 520, 632, 676, 790, 832, 845, 1027, 1040, 1264, 1352, 1580, 1690, 2054, 2080, 2197, 2528, 2704, 3160, 3380, 4108, 4160, 4394, 5056, 5135, 5408, 6320, 6760, 8216, 8788, 10270, 10816, 10985, 12640, 13351, 13520, 16432, 17576, 20540, 21970, 25280, 26702, 27040, 32864, 35152, 41080, 43940, 53404, 54080, 65728, 66755, 70304, 82160, 87880, 106808, 133510, 140608, 164320, 173563, 175760, 213616, 267020, 328640, 347126, 351520, 427232, 534040, 694252, 703040, 854464, 867815, 1068080, 1388504, 1735630, 2136160, 2777008, 3471260, 4272320, 5554016, 6942520, 11108032, 13885040, 27770080, 55540160]

約数ペア:

[(1, 55540160), (2, 27770080), (4, 13885040), (5, 11108032), (8, 6942520), (10, 5554016), (13, 4272320), (16, 3471260), (20, 2777008), (26, 2136160), (32, 1735630), (40, 1388504), (52, 1068080), (64, 867815), (65, 854464), (79, 703040), (80, 694252), (104, 534040), (130, 427232), (158, 351520), (160, 347126), (169, 328640), (208, 267020), (260, 213616), (316, 175760), (320, 173563), (338, 164320), (395, 140608), (416, 133510), (520, 106808), (632, 87880), (676, 82160), (790, 70304), (832, 66755), (845, 65728), (1027, 54080), (1040, 53404), (1264, 43940), (1352, 41080), (1580, 35152), (1690, 32864), (2054, 27040), (2080, 26702), (2197, 25280), (2528, 21970), (2704, 20540), (3160, 17576), (3380, 16432), (4108, 13520), (4160, 13351), (4394, 12640), (5056, 10985), (5135, 10816), (5408, 10270), (6320, 8788), (6760, 8216)]