71914810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1811}}^1$

素因数の和:1867

約数の個数: 48

約数和(自身を含む): 149120352

約数和(自身を除く): 77205542

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 361, 418, 722, 1045, 1805, 1811, 2090, 3610, 3622, 3971, 7942, 9055, 18110, 19855, 19921, 34409, 39710, 39842, 68818, 99605, 172045, 199210, 344090, 378499, 653771, 756998, 1307542, 1892495, 3268855, 3784990, 6537710, 7191481, 14382962, 35957405, 71914810]

約数ペア:

[(1, 71914810), (2, 35957405), (5, 14382962), (10, 7191481), (11, 6537710), (19, 3784990), (22, 3268855), (38, 1892495), (55, 1307542), (95, 756998), (110, 653771), (190, 378499), (209, 344090), (361, 199210), (418, 172045), (722, 99605), (1045, 68818), (1805, 39842), (1811, 39710), (2090, 34409), (3610, 19921), (3622, 19855), (3971, 18110), (7942, 9055)]