71340520

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{9241}}^1$

素因数の和:9445

約数の個数: 32

約数和(自身を含む): 161365320

約数和(自身を除く): 90024800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 9241, 18482, 36964, 46205, 73928, 92410, 184820, 369640, 1783513, 3567026, 7134052, 8917565, 14268104, 17835130, 35670260, 71340520]

約数ペア:

[(1, 71340520), (2, 35670260), (4, 17835130), (5, 14268104), (8, 8917565), (10, 7134052), (20, 3567026), (40, 1783513), (193, 369640), (386, 184820), (772, 92410), (965, 73928), (1544, 46205), (1930, 36964), (3860, 18482), (7720, 9241)]