25670450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 52220616

約数和(自身を除く): 26550166

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 130, 146, 325, 365, 541, 650, 730, 949, 1082, 1825, 1898, 2705, 3650, 4745, 5410, 7033, 9490, 13525, 14066, 23725, 27050, 35165, 39493, 47450, 70330, 78986, 175825, 197465, 351650, 394930, 513409, 987325, 1026818, 1974650, 2567045, 5134090, 12835225, 25670450]

約数ペア:

[(1, 25670450), (2, 12835225), (5, 5134090), (10, 2567045), (13, 1974650), (25, 1026818), (26, 987325), (50, 513409), (65, 394930), (73, 351650), (130, 197465), (146, 175825), (325, 78986), (365, 70330), (541, 47450), (650, 39493), (730, 35165), (949, 27050), (1082, 23725), (1825, 14066), (1898, 13525), (2705, 9490), (3650, 7033), (4745, 5410)]