42642200

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{2111}}^1$

素因数の和:2228

約数の個数: 48

約数和(自身を含む): 100172160

約数和(自身を除く): 57529960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 404, 505, 808, 1010, 2020, 2111, 2525, 4040, 4222, 5050, 8444, 10100, 10555, 16888, 20200, 21110, 42220, 52775, 84440, 105550, 211100, 213211, 422200, 426422, 852844, 1066055, 1705688, 2132110, 4264220, 5330275, 8528440, 10660550, 21321100, 42642200]

約数ペア:

[(1, 42642200), (2, 21321100), (4, 10660550), (5, 8528440), (8, 5330275), (10, 4264220), (20, 2132110), (25, 1705688), (40, 1066055), (50, 852844), (100, 426422), (101, 422200), (200, 213211), (202, 211100), (404, 105550), (505, 84440), (808, 52775), (1010, 42220), (2020, 21110), (2111, 20200), (2525, 16888), (4040, 10555), (4222, 10100), (5050, 8444)]