81637204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 162751680

約数和(自身を除く): 81114476

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 137, 274, 319, 467, 548, 638, 934, 1276, 1507, 1868, 3014, 3973, 5137, 6028, 7946, 10274, 13543, 15892, 20548, 27086, 43703, 54172, 63979, 87406, 127958, 148973, 174812, 255916, 297946, 595892, 703769, 1407538, 1855391, 2815076, 3710782, 7421564, 20409301, 40818602, 81637204]

約数ペア:

[(1, 81637204), (2, 40818602), (4, 20409301), (11, 7421564), (22, 3710782), (29, 2815076), (44, 1855391), (58, 1407538), (116, 703769), (137, 595892), (274, 297946), (319, 255916), (467, 174812), (548, 148973), (638, 127958), (934, 87406), (1276, 63979), (1507, 54172), (1868, 43703), (3014, 27086), (3973, 20548), (5137, 15892), (6028, 13543), (7946, 10274)]