4131069920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:545

約数の個数: 144

約数和(自身を含む): 10260676944

約数和(自身を除く): 6129607024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 67, 80, 124, 134, 155, 160, 248, 268, 310, 335, 401, 496, 536, 620, 670, 802, 961, 992, 1072, 1240, 1340, 1604, 1922, 2005, 2077, 2144, 2480, 2680, 3208, 3844, 4010, 4154, 4805, 4960, 5360, 6416, 7688, 8020, 8308, 9610, 10385, 10720, 12431, 12832, 15376, 16040, 16616, 19220, 20770, 24862, 26867, 30752, 32080, 33232, 38440, 41540, 49724, 53734, 62155, 64160, 64387, 66464, 76880, 83080, 99448, 107468, 124310, 128774, 134335, 153760, 166160, 198896, 214936, 248620, 257548, 268670, 321935, 332320, 385361, 397792, 429872, 497240, 515096, 537340, 643870, 770722, 832877, 859744, 994480, 1030192, 1074680, 1287740, 1541444, 1665754, 1926805, 1988960, 2060384, 2149360, 2575480, 3082888, 3331508, 3853610, 4164385, 4298720, 5150960, 6165776, 6663016, 7707220, 8328770, 10301920, 12331552, 13326032, 15414440, 16657540, 25819187, 26652064, 30828880, 33315080, 51638374, 61657760, 66630160, 103276748, 129095935, 133260320, 206553496, 258191870, 413106992, 516383740, 826213984, 1032767480, 2065534960, 4131069920]

約数ペア:

[(1, 4131069920), (2, 2065534960), (4, 1032767480), (5, 826213984), (8, 516383740), (10, 413106992), (16, 258191870), (20, 206553496), (31, 133260320), (32, 129095935), (40, 103276748), (62, 66630160), (67, 61657760), (80, 51638374), (124, 33315080), (134, 30828880), (155, 26652064), (160, 25819187), (248, 16657540), (268, 15414440), (310, 13326032), (335, 12331552), (401, 10301920), (496, 8328770), (536, 7707220), (620, 6663016), (670, 6165776), (802, 5150960), (961, 4298720), (992, 4164385), (1072, 3853610), (1240, 3331508), (1340, 3082888), (1604, 2575480), (1922, 2149360), (2005, 2060384), (2077, 1988960), (2144, 1926805), (2480, 1665754), (2680, 1541444), (3208, 1287740), (3844, 1074680), (4010, 1030192), (4154, 994480), (4805, 859744), (4960, 832877), (5360, 770722), (6416, 643870), (7688, 537340), (8020, 515096), (8308, 497240), (9610, 429872), (10385, 397792), (10720, 385361), (12431, 332320), (12832, 321935), (15376, 268670), (16040, 257548), (16616, 248620), (19220, 214936), (20770, 198896), (24862, 166160), (26867, 153760), (30752, 134335), (32080, 128774), (33232, 124310), (38440, 107468), (41540, 99448), (49724, 83080), (53734, 76880), (62155, 66464), (64160, 64387)]