65365120

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{937}}^1$

素因数の和:1065

約数の個数: 64

約数和(自身を含む): 157865400

約数和(自身を除く): 92500280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 872, 937, 1090, 1744, 1874, 2180, 3488, 3748, 4360, 4685, 6976, 7496, 8720, 9370, 13952, 14992, 17440, 18740, 29984, 34880, 37480, 59968, 69760, 74960, 102133, 119936, 149920, 204266, 299840, 408532, 510665, 599680, 817064, 1021330, 1634128, 2042660, 3268256, 4085320, 6536512, 8170640, 13073024, 16341280, 32682560, 65365120]

約数ペア:

[(1, 65365120), (2, 32682560), (4, 16341280), (5, 13073024), (8, 8170640), (10, 6536512), (16, 4085320), (20, 3268256), (32, 2042660), (40, 1634128), (64, 1021330), (80, 817064), (109, 599680), (128, 510665), (160, 408532), (218, 299840), (320, 204266), (436, 149920), (545, 119936), (640, 102133), (872, 74960), (937, 69760), (1090, 59968), (1744, 37480), (1874, 34880), (2180, 29984), (3488, 18740), (3748, 17440), (4360, 14992), (4685, 13952), (6976, 9370), (7496, 8720)]