875380480

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1762

約数の個数: 144

約数和(自身を含む): 2332318464

約数和(自身を除く): 1456937984

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 256, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1280, 1612, 1664, 1697, 1984, 2015, 2080, 2480, 3224, 3328, 3394, 3968, 4030, 4160, 4960, 6448, 6788, 7936, 8060, 8320, 8485, 9920, 12896, 13576, 16120, 16640, 16970, 19840, 22061, 25792, 27152, 32240, 33940, 39680, 44122, 51584, 52607, 54304, 64480, 67880, 88244, 103168, 105214, 108608, 110305, 128960, 135760, 176488, 210428, 217216, 220610, 257920, 263035, 271520, 352976, 420856, 434432, 441220, 515840, 526070, 543040, 683891, 705952, 841712, 882440, 1052140, 1086080, 1367782, 1411904, 1683424, 1764880, 2104280, 2172160, 2735564, 2823808, 3366848, 3419455, 3529760, 4208560, 5471128, 5647616, 6733696, 6838910, 7059520, 8417120, 10942256, 13467392, 13677820, 14119040, 16834240, 21884512, 27355640, 28238080, 33668480, 43769024, 54711280, 67336960, 87538048, 109422560, 175076096, 218845120, 437690240, 875380480]

約数ペア:

[(1, 875380480), (2, 437690240), (4, 218845120), (5, 175076096), (8, 109422560), (10, 87538048), (13, 67336960), (16, 54711280), (20, 43769024), (26, 33668480), (31, 28238080), (32, 27355640), (40, 21884512), (52, 16834240), (62, 14119040), (64, 13677820), (65, 13467392), (80, 10942256), (104, 8417120), (124, 7059520), (128, 6838910), (130, 6733696), (155, 5647616), (160, 5471128), (208, 4208560), (248, 3529760), (256, 3419455), (260, 3366848), (310, 2823808), (320, 2735564), (403, 2172160), (416, 2104280), (496, 1764880), (520, 1683424), (620, 1411904), (640, 1367782), (806, 1086080), (832, 1052140), (992, 882440), (1040, 841712), (1240, 705952), (1280, 683891), (1612, 543040), (1664, 526070), (1697, 515840), (1984, 441220), (2015, 434432), (2080, 420856), (2480, 352976), (3224, 271520), (3328, 263035), (3394, 257920), (3968, 220610), (4030, 217216), (4160, 210428), (4960, 176488), (6448, 135760), (6788, 128960), (7936, 110305), (8060, 108608), (8320, 105214), (8485, 103168), (9920, 88244), (12896, 67880), (13576, 64480), (16120, 54304), (16640, 52607), (16970, 51584), (19840, 44122), (22061, 39680), (25792, 33940), (27152, 32240)]