81887136

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:378

約数の個数: 96

約数和(自身を含む): 223534080

約数和(自身を除く): 141646944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 83, 86, 96, 129, 166, 172, 239, 249, 258, 332, 344, 478, 498, 516, 664, 688, 717, 956, 996, 1032, 1328, 1376, 1434, 1912, 1992, 2064, 2656, 2868, 3569, 3824, 3984, 4128, 5736, 7138, 7648, 7968, 10277, 10707, 11472, 14276, 19837, 20554, 21414, 22944, 28552, 30831, 39674, 41108, 42828, 57104, 59511, 61662, 79348, 82216, 85656, 114208, 119022, 123324, 158696, 164432, 171312, 238044, 246648, 317392, 328864, 342624, 476088, 493296, 634784, 852991, 952176, 986592, 1705982, 1904352, 2558973, 3411964, 5117946, 6823928, 10235892, 13647856, 20471784, 27295712, 40943568, 81887136]

約数ペア:

[(1, 81887136), (2, 40943568), (3, 27295712), (4, 20471784), (6, 13647856), (8, 10235892), (12, 6823928), (16, 5117946), (24, 3411964), (32, 2558973), (43, 1904352), (48, 1705982), (83, 986592), (86, 952176), (96, 852991), (129, 634784), (166, 493296), (172, 476088), (239, 342624), (249, 328864), (258, 317392), (332, 246648), (344, 238044), (478, 171312), (498, 164432), (516, 158696), (664, 123324), (688, 119022), (717, 114208), (956, 85656), (996, 82216), (1032, 79348), (1328, 61662), (1376, 59511), (1434, 57104), (1912, 42828), (1992, 41108), (2064, 39674), (2656, 30831), (2868, 28552), (3569, 22944), (3824, 21414), (3984, 20554), (4128, 19837), (5736, 14276), (7138, 11472), (7648, 10707), (7968, 10277)]