80204476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 157707648

約数和(自身を除く): 77503172

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 163, 211, 212, 326, 422, 583, 652, 844, 1166, 1793, 2321, 2332, 3586, 4642, 7172, 8639, 9284, 11183, 17278, 22366, 34393, 34556, 44732, 68786, 95029, 123013, 137572, 190058, 246026, 378323, 380116, 492052, 756646, 1513292, 1822829, 3645658, 7291316, 20051119, 40102238, 80204476]

約数ペア:

[(1, 80204476), (2, 40102238), (4, 20051119), (11, 7291316), (22, 3645658), (44, 1822829), (53, 1513292), (106, 756646), (163, 492052), (211, 380116), (212, 378323), (326, 246026), (422, 190058), (583, 137572), (652, 123013), (844, 95029), (1166, 68786), (1793, 44732), (2321, 34556), (2332, 34393), (3586, 22366), (4642, 17278), (7172, 11183), (8639, 9284)]