56162080

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:139

約数の個数: 144

約数和(自身を含む): 150522624

約数和(自身を除く): 94360544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 67, 80, 104, 124, 130, 134, 155, 160, 169, 208, 248, 260, 268, 310, 335, 338, 403, 416, 496, 520, 536, 620, 670, 676, 806, 845, 871, 992, 1040, 1072, 1240, 1340, 1352, 1612, 1690, 1742, 2015, 2077, 2080, 2144, 2480, 2680, 2704, 3224, 3380, 3484, 4030, 4154, 4355, 4960, 5239, 5360, 5408, 6448, 6760, 6968, 8060, 8308, 8710, 10385, 10478, 10720, 11323, 12896, 13520, 13936, 16120, 16616, 17420, 20770, 20956, 22646, 26195, 27001, 27040, 27872, 32240, 33232, 34840, 41540, 41912, 45292, 52390, 54002, 56615, 64480, 66464, 69680, 83080, 83824, 90584, 104780, 108004, 113230, 135005, 139360, 166160, 167648, 181168, 209560, 216008, 226460, 270010, 332320, 351013, 362336, 419120, 432016, 452920, 540020, 702026, 838240, 864032, 905840, 1080040, 1404052, 1755065, 1811680, 2160080, 2808104, 3510130, 4320160, 5616208, 7020260, 11232416, 14040520, 28081040, 56162080]

約数ペア:

[(1, 56162080), (2, 28081040), (4, 14040520), (5, 11232416), (8, 7020260), (10, 5616208), (13, 4320160), (16, 3510130), (20, 2808104), (26, 2160080), (31, 1811680), (32, 1755065), (40, 1404052), (52, 1080040), (62, 905840), (65, 864032), (67, 838240), (80, 702026), (104, 540020), (124, 452920), (130, 432016), (134, 419120), (155, 362336), (160, 351013), (169, 332320), (208, 270010), (248, 226460), (260, 216008), (268, 209560), (310, 181168), (335, 167648), (338, 166160), (403, 139360), (416, 135005), (496, 113230), (520, 108004), (536, 104780), (620, 90584), (670, 83824), (676, 83080), (806, 69680), (845, 66464), (871, 64480), (992, 56615), (1040, 54002), (1072, 52390), (1240, 45292), (1340, 41912), (1352, 41540), (1612, 34840), (1690, 33232), (1742, 32240), (2015, 27872), (2077, 27040), (2080, 27001), (2144, 26195), (2480, 22646), (2680, 20956), (2704, 20770), (3224, 17420), (3380, 16616), (3484, 16120), (4030, 13936), (4154, 13520), (4355, 12896), (4960, 11323), (5239, 10720), (5360, 10478), (5408, 10385), (6448, 8710), (6760, 8308), (6968, 8060)]