77502710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9949}}^1$

素因数の和:10016

約数の個数: 32

約数和(自身を含む): 150444000

約数和(自身を除く): 72941290

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 9949, 19898, 49745, 99490, 189031, 378062, 407909, 815818, 945155, 1890310, 2039545, 4079090, 7750271, 15500542, 38751355, 77502710]

約数ペア:

[(1, 77502710), (2, 38751355), (5, 15500542), (10, 7750271), (19, 4079090), (38, 2039545), (41, 1890310), (82, 945155), (95, 815818), (190, 407909), (205, 378062), (410, 189031), (779, 99490), (1558, 49745), (3895, 19898), (7790, 9949)]