26199680

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:146

約数の個数: 128

約数和(自身を含む): 69914880

約数和(自身を除く): 43715200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 64, 65, 67, 80, 94, 104, 128, 130, 134, 160, 188, 208, 235, 260, 268, 320, 335, 376, 416, 470, 520, 536, 611, 640, 670, 752, 832, 871, 940, 1040, 1072, 1222, 1340, 1504, 1664, 1742, 1880, 2080, 2144, 2444, 2680, 3008, 3055, 3149, 3484, 3760, 4160, 4288, 4355, 4888, 5360, 6016, 6110, 6298, 6968, 7520, 8320, 8576, 8710, 9776, 10720, 12220, 12596, 13936, 15040, 15745, 17420, 19552, 21440, 24440, 25192, 27872, 30080, 31490, 34840, 39104, 40937, 42880, 48880, 50384, 55744, 62980, 69680, 78208, 81874, 97760, 100768, 111488, 125960, 139360, 163748, 195520, 201536, 204685, 251920, 278720, 327496, 391040, 403072, 409370, 503840, 557440, 654992, 818740, 1007680, 1309984, 1637480, 2015360, 2619968, 3274960, 5239936, 6549920, 13099840, 26199680]

約数ペア:

[(1, 26199680), (2, 13099840), (4, 6549920), (5, 5239936), (8, 3274960), (10, 2619968), (13, 2015360), (16, 1637480), (20, 1309984), (26, 1007680), (32, 818740), (40, 654992), (47, 557440), (52, 503840), (64, 409370), (65, 403072), (67, 391040), (80, 327496), (94, 278720), (104, 251920), (128, 204685), (130, 201536), (134, 195520), (160, 163748), (188, 139360), (208, 125960), (235, 111488), (260, 100768), (268, 97760), (320, 81874), (335, 78208), (376, 69680), (416, 62980), (470, 55744), (520, 50384), (536, 48880), (611, 42880), (640, 40937), (670, 39104), (752, 34840), (832, 31490), (871, 30080), (940, 27872), (1040, 25192), (1072, 24440), (1222, 21440), (1340, 19552), (1504, 17420), (1664, 15745), (1742, 15040), (1880, 13936), (2080, 12596), (2144, 12220), (2444, 10720), (2680, 9776), (3008, 8710), (3055, 8576), (3149, 8320), (3484, 7520), (3760, 6968), (4160, 6298), (4288, 6110), (4355, 6016), (4888, 5360)]