90271216

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 207083968

約数和(自身を除く): 116812752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 73, 112, 122, 146, 181, 244, 292, 362, 427, 488, 511, 584, 724, 854, 976, 1022, 1168, 1267, 1448, 1708, 2044, 2534, 2896, 3416, 4088, 4453, 5068, 6832, 8176, 8906, 10136, 11041, 13213, 17812, 20272, 22082, 26426, 31171, 35624, 44164, 52852, 62342, 71248, 77287, 88328, 92491, 105704, 124684, 154574, 176656, 184982, 211408, 249368, 309148, 369964, 498736, 618296, 739928, 805993, 1236592, 1479856, 1611986, 3223972, 5641951, 6447944, 11283902, 12895888, 22567804, 45135608, 90271216]

約数ペア:

[(1, 90271216), (2, 45135608), (4, 22567804), (7, 12895888), (8, 11283902), (14, 6447944), (16, 5641951), (28, 3223972), (56, 1611986), (61, 1479856), (73, 1236592), (112, 805993), (122, 739928), (146, 618296), (181, 498736), (244, 369964), (292, 309148), (362, 249368), (427, 211408), (488, 184982), (511, 176656), (584, 154574), (724, 124684), (854, 105704), (976, 92491), (1022, 88328), (1168, 77287), (1267, 71248), (1448, 62342), (1708, 52852), (2044, 44164), (2534, 35624), (2896, 31171), (3416, 26426), (4088, 22082), (4453, 20272), (5068, 17812), (6832, 13213), (8176, 11041), (8906, 10136)]