25616890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1021}}^1$

素因数の和:1234

約数の個数: 32

約数和(自身を含む): 49963536

約数和(自身を除く): 24346646

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 193, 386, 965, 1021, 1930, 2042, 2509, 5018, 5105, 10210, 12545, 13273, 25090, 26546, 66365, 132730, 197053, 394106, 985265, 1970530, 2561689, 5123378, 12808445, 25616890]

約数ペア:

[(1, 25616890), (2, 12808445), (5, 5123378), (10, 2561689), (13, 1970530), (26, 985265), (65, 394106), (130, 197053), (193, 132730), (386, 66365), (965, 26546), (1021, 25090), (1930, 13273), (2042, 12545), (2509, 10210), (5018, 5105)]