77402960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50923}}^1$

素因数の和:50955

約数の個数: 40

約数和(自身を含む): 189437280

約数和(自身を除く): 112034320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 50923, 101846, 203692, 254615, 407384, 509230, 814768, 967537, 1018460, 1935074, 2036920, 3870148, 4073840, 4837685, 7740296, 9675370, 15480592, 19350740, 38701480, 77402960]

約数ペア:

[(1, 77402960), (2, 38701480), (4, 19350740), (5, 15480592), (8, 9675370), (10, 7740296), (16, 4837685), (19, 4073840), (20, 3870148), (38, 2036920), (40, 1935074), (76, 1018460), (80, 967537), (95, 814768), (152, 509230), (190, 407384), (304, 254615), (380, 203692), (760, 101846), (1520, 50923)]