80040950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{541}}^1$

素因数の和:833

約数の個数: 48

約数和(自身を含む): 163315440

約数和(自身を除く): 83274490

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 269, 275, 538, 541, 550, 1082, 1345, 2690, 2705, 2959, 5410, 5918, 5951, 6725, 11902, 13450, 13525, 14795, 27050, 29590, 29755, 59510, 73975, 145529, 147950, 148775, 291058, 297550, 727645, 1455290, 1600819, 3201638, 3638225, 7276450, 8004095, 16008190, 40020475, 80040950]

約数ペア:

[(1, 80040950), (2, 40020475), (5, 16008190), (10, 8004095), (11, 7276450), (22, 3638225), (25, 3201638), (50, 1600819), (55, 1455290), (110, 727645), (269, 297550), (275, 291058), (538, 148775), (541, 147950), (550, 145529), (1082, 73975), (1345, 59510), (2690, 29755), (2705, 29590), (2959, 27050), (5410, 14795), (5918, 13525), (5951, 13450), (6725, 11902)]