71575840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{63907}}^1$

素因数の和:63929

約数の個数: 48

約数和(自身を含む): 193257792

約数和(自身を除く): 121681952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 63907, 127814, 255628, 319535, 447349, 511256, 639070, 894698, 1022512, 1278140, 1789396, 2045024, 2236745, 2556280, 3578792, 4473490, 5112560, 7157584, 8946980, 10225120, 14315168, 17893960, 35787920, 71575840]

約数ペア:

[(1, 71575840), (2, 35787920), (4, 17893960), (5, 14315168), (7, 10225120), (8, 8946980), (10, 7157584), (14, 5112560), (16, 4473490), (20, 3578792), (28, 2556280), (32, 2236745), (35, 2045024), (40, 1789396), (56, 1278140), (70, 1022512), (80, 894698), (112, 639070), (140, 511256), (160, 447349), (224, 319535), (280, 255628), (560, 127814), (1120, 63907)]