82121728

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:263

約数の個数: 88

約数和(自身を含む): 183411200

約数和(自身を除く): 101289472

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 199, 208, 248, 256, 398, 403, 416, 496, 512, 796, 806, 832, 992, 1024, 1592, 1612, 1664, 1984, 2587, 3184, 3224, 3328, 3968, 5174, 6169, 6368, 6448, 6656, 7936, 10348, 12338, 12736, 12896, 13312, 15872, 20696, 24676, 25472, 25792, 31744, 41392, 49352, 50944, 51584, 80197, 82784, 98704, 101888, 103168, 160394, 165568, 197408, 203776, 206336, 320788, 331136, 394816, 412672, 641576, 662272, 789632, 1283152, 1324544, 1579264, 2566304, 2649088, 3158528, 5132608, 6317056, 10265216, 20530432, 41060864, 82121728]

約数ペア:

[(1, 82121728), (2, 41060864), (4, 20530432), (8, 10265216), (13, 6317056), (16, 5132608), (26, 3158528), (31, 2649088), (32, 2566304), (52, 1579264), (62, 1324544), (64, 1283152), (104, 789632), (124, 662272), (128, 641576), (199, 412672), (208, 394816), (248, 331136), (256, 320788), (398, 206336), (403, 203776), (416, 197408), (496, 165568), (512, 160394), (796, 103168), (806, 101888), (832, 98704), (992, 82784), (1024, 80197), (1592, 51584), (1612, 50944), (1664, 49352), (1984, 41392), (2587, 31744), (3184, 25792), (3224, 25472), (3328, 24676), (3968, 20696), (5174, 15872), (6169, 13312), (6368, 12896), (6448, 12736), (6656, 12338), (7936, 10348)]