54695680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 144

約数和(自身を含む): 149375520

約数和(自身を除く): 94679840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 152, 160, 173, 190, 208, 247, 256, 260, 304, 320, 346, 380, 416, 494, 520, 608, 640, 692, 760, 832, 865, 988, 1040, 1216, 1235, 1280, 1384, 1520, 1664, 1730, 1976, 2080, 2249, 2432, 2470, 2768, 3040, 3287, 3328, 3460, 3952, 4160, 4498, 4864, 4940, 5536, 6080, 6574, 6920, 7904, 8320, 8996, 9880, 11072, 11245, 12160, 13148, 13840, 15808, 16435, 16640, 17992, 19760, 22144, 22490, 24320, 26296, 27680, 31616, 32870, 35984, 39520, 42731, 44288, 44980, 52592, 55360, 63232, 65740, 71968, 79040, 85462, 89960, 105184, 110720, 131480, 143936, 158080, 170924, 179920, 210368, 213655, 221440, 262960, 287872, 316160, 341848, 359840, 420736, 427310, 525920, 575744, 683696, 719680, 841472, 854620, 1051840, 1367392, 1439360, 1709240, 2103680, 2734784, 2878720, 3418480, 4207360, 5469568, 6836960, 10939136, 13673920, 27347840, 54695680]

約数ペア:

[(1, 54695680), (2, 27347840), (4, 13673920), (5, 10939136), (8, 6836960), (10, 5469568), (13, 4207360), (16, 3418480), (19, 2878720), (20, 2734784), (26, 2103680), (32, 1709240), (38, 1439360), (40, 1367392), (52, 1051840), (64, 854620), (65, 841472), (76, 719680), (80, 683696), (95, 575744), (104, 525920), (128, 427310), (130, 420736), (152, 359840), (160, 341848), (173, 316160), (190, 287872), (208, 262960), (247, 221440), (256, 213655), (260, 210368), (304, 179920), (320, 170924), (346, 158080), (380, 143936), (416, 131480), (494, 110720), (520, 105184), (608, 89960), (640, 85462), (692, 79040), (760, 71968), (832, 65740), (865, 63232), (988, 55360), (1040, 52592), (1216, 44980), (1235, 44288), (1280, 42731), (1384, 39520), (1520, 35984), (1664, 32870), (1730, 31616), (1976, 27680), (2080, 26296), (2249, 24320), (2432, 22490), (2470, 22144), (2768, 19760), (3040, 17992), (3287, 16640), (3328, 16435), (3460, 15808), (3952, 13840), (4160, 13148), (4498, 12160), (4864, 11245), (4940, 11072), (5536, 9880), (6080, 8996), (6574, 8320), (6920, 7904)]