80947526

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1787}}^1$

素因数の和:1900

約数の個数: 32

約数和(自身を含む): 139034880

約数和(自身を除く): 58087354

約数列:

[1, 2, 11, 22, 29, 58, 71, 142, 319, 638, 781, 1562, 1787, 2059, 3574, 4118, 19657, 22649, 39314, 45298, 51823, 103646, 126877, 253754, 570053, 1140106, 1395647, 2791294, 3679433, 7358866, 40473763, 80947526]

約数ペア:

[(1, 80947526), (2, 40473763), (11, 7358866), (22, 3679433), (29, 2791294), (58, 1395647), (71, 1140106), (142, 570053), (319, 253754), (638, 126877), (781, 103646), (1562, 51823), (1787, 45298), (2059, 39314), (3574, 22649), (4118, 19657)]