27878950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 57090096

約数和(自身を除く): 29211146

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 173, 275, 293, 346, 550, 586, 865, 1465, 1730, 1903, 2930, 3223, 3806, 4325, 6446, 7325, 8650, 9515, 14650, 16115, 19030, 32230, 47575, 50689, 80575, 95150, 101378, 161150, 253445, 506890, 557579, 1115158, 1267225, 2534450, 2787895, 5575790, 13939475, 27878950]

約数ペア:

[(1, 27878950), (2, 13939475), (5, 5575790), (10, 2787895), (11, 2534450), (22, 1267225), (25, 1115158), (50, 557579), (55, 506890), (110, 253445), (173, 161150), (275, 101378), (293, 95150), (346, 80575), (550, 50689), (586, 47575), (865, 32230), (1465, 19030), (1730, 16115), (1903, 14650), (2930, 9515), (3223, 8650), (3806, 7325), (4325, 6446)]