81158952

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 248451840

約数和(自身を除く): 167292888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 157, 168, 181, 204, 238, 314, 357, 362, 408, 471, 476, 543, 628, 714, 724, 942, 952, 1086, 1099, 1256, 1267, 1428, 1448, 1884, 2172, 2198, 2534, 2669, 2856, 3077, 3297, 3768, 3801, 4344, 4396, 5068, 5338, 6154, 6594, 7602, 8007, 8792, 9231, 10136, 10676, 12308, 13188, 15204, 16014, 18462, 18683, 21352, 21539, 24616, 26376, 28417, 30408, 32028, 36924, 37366, 43078, 56049, 56834, 64056, 64617, 73848, 74732, 85251, 86156, 112098, 113668, 129234, 149464, 170502, 172312, 198919, 224196, 227336, 258468, 341004, 397838, 448392, 483089, 516936, 596757, 682008, 795676, 966178, 1193514, 1449267, 1591352, 1932356, 2387028, 2898534, 3381623, 3864712, 4774056, 5797068, 6763246, 10144869, 11594136, 13526492, 20289738, 27052984, 40579476, 81158952]

約数ペア:

[(1, 81158952), (2, 40579476), (3, 27052984), (4, 20289738), (6, 13526492), (7, 11594136), (8, 10144869), (12, 6763246), (14, 5797068), (17, 4774056), (21, 3864712), (24, 3381623), (28, 2898534), (34, 2387028), (42, 1932356), (51, 1591352), (56, 1449267), (68, 1193514), (84, 966178), (102, 795676), (119, 682008), (136, 596757), (157, 516936), (168, 483089), (181, 448392), (204, 397838), (238, 341004), (314, 258468), (357, 227336), (362, 224196), (408, 198919), (471, 172312), (476, 170502), (543, 149464), (628, 129234), (714, 113668), (724, 112098), (942, 86156), (952, 85251), (1086, 74732), (1099, 73848), (1256, 64617), (1267, 64056), (1428, 56834), (1448, 56049), (1884, 43078), (2172, 37366), (2198, 36924), (2534, 32028), (2669, 30408), (2856, 28417), (3077, 26376), (3297, 24616), (3768, 21539), (3801, 21352), (4344, 18683), (4396, 18462), (5068, 16014), (5338, 15204), (6154, 13188), (6594, 12308), (7602, 10676), (8007, 10136), (8792, 9231)]