51179140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 120121344

約数和(自身を除く): 68942204

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 37, 46, 62, 74, 92, 97, 115, 124, 148, 155, 185, 194, 230, 310, 370, 388, 460, 485, 620, 713, 740, 851, 970, 1147, 1426, 1702, 1940, 2231, 2294, 2852, 3007, 3404, 3565, 3589, 4255, 4462, 4588, 5735, 6014, 7130, 7178, 8510, 8924, 11155, 11470, 12028, 14260, 14356, 15035, 17020, 17945, 22310, 22940, 26381, 30070, 35890, 44620, 52762, 60140, 69161, 71780, 82547, 105524, 111259, 131905, 138322, 165094, 222518, 263810, 276644, 330188, 345805, 412735, 445036, 527620, 556295, 691610, 825470, 1112590, 1383220, 1650940, 2225180, 2558957, 5117914, 10235828, 12794785, 25589570, 51179140]

約数ペア:

[(1, 51179140), (2, 25589570), (4, 12794785), (5, 10235828), (10, 5117914), (20, 2558957), (23, 2225180), (31, 1650940), (37, 1383220), (46, 1112590), (62, 825470), (74, 691610), (92, 556295), (97, 527620), (115, 445036), (124, 412735), (148, 345805), (155, 330188), (185, 276644), (194, 263810), (230, 222518), (310, 165094), (370, 138322), (388, 131905), (460, 111259), (485, 105524), (620, 82547), (713, 71780), (740, 69161), (851, 60140), (970, 52762), (1147, 44620), (1426, 35890), (1702, 30070), (1940, 26381), (2231, 22940), (2294, 22310), (2852, 17945), (3007, 17020), (3404, 15035), (3565, 14356), (3589, 14260), (4255, 12028), (4462, 11470), (4588, 11155), (5735, 8924), (6014, 8510), (7130, 7178)]