66479360

素因数分解:

$2^8\times 5^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:499

約数の個数: 72

約数和(自身を含む): 160707456

約数和(自身を除く): 94228096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 256, 311, 320, 334, 622, 640, 668, 835, 1244, 1280, 1336, 1555, 1670, 2488, 2672, 3110, 3340, 4976, 5344, 6220, 6680, 9952, 10688, 12440, 13360, 19904, 21376, 24880, 26720, 39808, 42752, 49760, 51937, 53440, 79616, 99520, 103874, 106880, 199040, 207748, 213760, 259685, 398080, 415496, 519370, 830992, 1038740, 1661984, 2077480, 3323968, 4154960, 6647936, 8309920, 13295872, 16619840, 33239680, 66479360]

約数ペア:

[(1, 66479360), (2, 33239680), (4, 16619840), (5, 13295872), (8, 8309920), (10, 6647936), (16, 4154960), (20, 3323968), (32, 2077480), (40, 1661984), (64, 1038740), (80, 830992), (128, 519370), (160, 415496), (167, 398080), (256, 259685), (311, 213760), (320, 207748), (334, 199040), (622, 106880), (640, 103874), (668, 99520), (835, 79616), (1244, 53440), (1280, 51937), (1336, 49760), (1555, 42752), (1670, 39808), (2488, 26720), (2672, 24880), (3110, 21376), (3340, 19904), (4976, 13360), (5344, 12440), (6220, 10688), (6680, 9952)]