55099520

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{251}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 154224000

約数和(自身を除く): 99124480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 251, 280, 320, 343, 392, 448, 490, 502, 560, 640, 686, 784, 896, 980, 1004, 1120, 1255, 1372, 1568, 1715, 1757, 1960, 2008, 2240, 2510, 2744, 3136, 3430, 3514, 3920, 4016, 4480, 5020, 5488, 6272, 6860, 7028, 7840, 8032, 8785, 10040, 10976, 12299, 13720, 14056, 15680, 16064, 17570, 20080, 21952, 24598, 27440, 28112, 31360, 32128, 35140, 40160, 43904, 49196, 54880, 56224, 61495, 70280, 80320, 86093, 98392, 109760, 112448, 122990, 140560, 160640, 172186, 196784, 219520, 224896, 245980, 281120, 344372, 393568, 430465, 491960, 562240, 688744, 787136, 860930, 983920, 1124480, 1377488, 1574272, 1721860, 1967840, 2754976, 3443720, 3935680, 5509952, 6887440, 7871360, 11019904, 13774880, 27549760, 55099520]

約数ペア:

[(1, 55099520), (2, 27549760), (4, 13774880), (5, 11019904), (7, 7871360), (8, 6887440), (10, 5509952), (14, 3935680), (16, 3443720), (20, 2754976), (28, 1967840), (32, 1721860), (35, 1574272), (40, 1377488), (49, 1124480), (56, 983920), (64, 860930), (70, 787136), (80, 688744), (98, 562240), (112, 491960), (128, 430465), (140, 393568), (160, 344372), (196, 281120), (224, 245980), (245, 224896), (251, 219520), (280, 196784), (320, 172186), (343, 160640), (392, 140560), (448, 122990), (490, 112448), (502, 109760), (560, 98392), (640, 86093), (686, 80320), (784, 70280), (896, 61495), (980, 56224), (1004, 54880), (1120, 49196), (1255, 43904), (1372, 40160), (1568, 35140), (1715, 32128), (1757, 31360), (1960, 28112), (2008, 27440), (2240, 24598), (2510, 21952), (2744, 20080), (3136, 17570), (3430, 16064), (3514, 15680), (3920, 14056), (4016, 13720), (4480, 12299), (5020, 10976), (5488, 10040), (6272, 8785), (6860, 8032), (7028, 7840)]