265329470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{42589}}^1$

素因数の和:42692

約数の個数: 32

約数和(自身を含む): 551966400

約数和(自身を除く): 286636930

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 42589, 85178, 212945, 298123, 425890, 596246, 1490615, 2981230, 3790421, 7580842, 18952105, 26532947, 37904210, 53065894, 132664735, 265329470]

約数ペア:

[(1, 265329470), (2, 132664735), (5, 53065894), (7, 37904210), (10, 26532947), (14, 18952105), (35, 7580842), (70, 3790421), (89, 2981230), (178, 1490615), (445, 596246), (623, 425890), (890, 298123), (1246, 212945), (3115, 85178), (6230, 42589)]