51062440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 137894400

約数和(自身を除く): 86831960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 79, 88, 104, 110, 113, 130, 143, 158, 220, 226, 260, 286, 316, 395, 440, 452, 520, 565, 572, 632, 715, 790, 869, 904, 1027, 1130, 1144, 1243, 1430, 1469, 1580, 1738, 2054, 2260, 2486, 2860, 2938, 3160, 3476, 4108, 4345, 4520, 4972, 5135, 5720, 5876, 6215, 6952, 7345, 8216, 8690, 8927, 9944, 10270, 11297, 11752, 12430, 14690, 16159, 17380, 17854, 20540, 22594, 24860, 29380, 32318, 34760, 35708, 41080, 44635, 45188, 49720, 56485, 58760, 64636, 71416, 80795, 89270, 90376, 98197, 112970, 116051, 129272, 161590, 178540, 196394, 225940, 232102, 323180, 357080, 392788, 451880, 464204, 490985, 580255, 646360, 785576, 928408, 981970, 1160510, 1276561, 1963940, 2321020, 2553122, 3927880, 4642040, 5106244, 6382805, 10212488, 12765610, 25531220, 51062440]

約数ペア:

[(1, 51062440), (2, 25531220), (4, 12765610), (5, 10212488), (8, 6382805), (10, 5106244), (11, 4642040), (13, 3927880), (20, 2553122), (22, 2321020), (26, 1963940), (40, 1276561), (44, 1160510), (52, 981970), (55, 928408), (65, 785576), (79, 646360), (88, 580255), (104, 490985), (110, 464204), (113, 451880), (130, 392788), (143, 357080), (158, 323180), (220, 232102), (226, 225940), (260, 196394), (286, 178540), (316, 161590), (395, 129272), (440, 116051), (452, 112970), (520, 98197), (565, 90376), (572, 89270), (632, 80795), (715, 71416), (790, 64636), (869, 58760), (904, 56485), (1027, 49720), (1130, 45188), (1144, 44635), (1243, 41080), (1430, 35708), (1469, 34760), (1580, 32318), (1738, 29380), (2054, 24860), (2260, 22594), (2486, 20540), (2860, 17854), (2938, 17380), (3160, 16159), (3476, 14690), (4108, 12430), (4345, 11752), (4520, 11297), (4972, 10270), (5135, 9944), (5720, 8927), (5876, 8690), (6215, 8216), (6952, 7345)]