66171280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{118163}}^1$

素因数の和:118183

約数の個数: 40

約数和(自身を含む): 175828032

約数和(自身を除く): 109656752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 118163, 236326, 472652, 590815, 827141, 945304, 1181630, 1654282, 1890608, 2363260, 3308564, 4135705, 4726520, 6617128, 8271410, 9453040, 13234256, 16542820, 33085640, 66171280]

約数ペア:

[(1, 66171280), (2, 33085640), (4, 16542820), (5, 13234256), (7, 9453040), (8, 8271410), (10, 6617128), (14, 4726520), (16, 4135705), (20, 3308564), (28, 2363260), (35, 1890608), (40, 1654282), (56, 1181630), (70, 945304), (80, 827141), (112, 590815), (140, 472652), (280, 236326), (560, 118163)]