326830880

素因数分解:

$2^5\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10369}}^1$

素因数の和:10581

約数の個数: 48

約数和(自身を含む): 776132280

約数和(自身を除く): 449301400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 6304, 7880, 10369, 15760, 20738, 31520, 41476, 51845, 82952, 103690, 165904, 207380, 331808, 414760, 829520, 1659040, 2042693, 4085386, 8170772, 10213465, 16341544, 20426930, 32683088, 40853860, 65366176, 81707720, 163415440, 326830880]

約数ペア:

[(1, 326830880), (2, 163415440), (4, 81707720), (5, 65366176), (8, 40853860), (10, 32683088), (16, 20426930), (20, 16341544), (32, 10213465), (40, 8170772), (80, 4085386), (160, 2042693), (197, 1659040), (394, 829520), (788, 414760), (985, 331808), (1576, 207380), (1970, 165904), (3152, 103690), (3940, 82952), (6304, 51845), (7880, 41476), (10369, 31520), (15760, 20738)]