64580248

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{401}}^1\times {\mathrm{491}}^1$

素因数の和:939

約数の個数: 32

約数和(自身を含む): 124603920

約数和(自身を除く): 60023672

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 401, 491, 802, 982, 1604, 1964, 3208, 3928, 16441, 20131, 32882, 40262, 65764, 80524, 131528, 161048, 196891, 393782, 787564, 1575128, 8072531, 16145062, 32290124, 64580248]

約数ペア:

[(1, 64580248), (2, 32290124), (4, 16145062), (8, 8072531), (41, 1575128), (82, 787564), (164, 393782), (328, 196891), (401, 161048), (491, 131528), (802, 80524), (982, 65764), (1604, 40262), (1964, 32882), (3208, 20131), (3928, 16441)]