290259008

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:260

約数の個数: 112

約数和(自身を含む): 649979904

約数和(自身を除く): 359720896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 67, 82, 104, 127, 134, 164, 208, 254, 268, 328, 416, 508, 533, 536, 656, 832, 871, 1016, 1066, 1072, 1312, 1651, 1742, 2032, 2132, 2144, 2624, 2747, 3302, 3484, 4064, 4264, 4288, 5207, 5494, 6604, 6968, 8128, 8509, 8528, 10414, 10988, 13208, 13936, 17018, 17056, 20828, 21976, 26416, 27872, 34036, 34112, 35711, 41656, 43952, 52832, 55744, 67691, 68072, 71422, 83312, 87904, 105664, 110617, 135382, 136144, 142844, 166624, 175808, 221234, 270764, 272288, 285688, 333248, 348869, 442468, 541528, 544576, 571376, 697738, 884936, 1083056, 1142752, 1395476, 1769872, 2166112, 2285504, 2790952, 3539744, 4332224, 4535297, 5581904, 7079488, 9070594, 11163808, 18141188, 22327616, 36282376, 72564752, 145129504, 290259008]

約数ペア:

[(1, 290259008), (2, 145129504), (4, 72564752), (8, 36282376), (13, 22327616), (16, 18141188), (26, 11163808), (32, 9070594), (41, 7079488), (52, 5581904), (64, 4535297), (67, 4332224), (82, 3539744), (104, 2790952), (127, 2285504), (134, 2166112), (164, 1769872), (208, 1395476), (254, 1142752), (268, 1083056), (328, 884936), (416, 697738), (508, 571376), (533, 544576), (536, 541528), (656, 442468), (832, 348869), (871, 333248), (1016, 285688), (1066, 272288), (1072, 270764), (1312, 221234), (1651, 175808), (1742, 166624), (2032, 142844), (2132, 136144), (2144, 135382), (2624, 110617), (2747, 105664), (3302, 87904), (3484, 83312), (4064, 71422), (4264, 68072), (4288, 67691), (5207, 55744), (5494, 52832), (6604, 43952), (6968, 41656), (8128, 35711), (8509, 34112), (8528, 34036), (10414, 27872), (10988, 26416), (13208, 21976), (13936, 20828), (17018, 17056)]