80771318

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1289}}^1$

素因数の和:1424

約数の個数: 32

約数和(自身を含む): 136533600

約数和(自身を除く): 55762282

約数列:

[1, 2, 17, 19, 34, 38, 97, 194, 323, 646, 1289, 1649, 1843, 2578, 3298, 3686, 21913, 24491, 31331, 43826, 48982, 62662, 125033, 250066, 416347, 832694, 2125561, 2375627, 4251122, 4751254, 40385659, 80771318]

約数ペア:

[(1, 80771318), (2, 40385659), (17, 4751254), (19, 4251122), (34, 2375627), (38, 2125561), (97, 832694), (194, 416347), (323, 250066), (646, 125033), (1289, 62662), (1649, 48982), (1843, 43826), (2578, 31331), (3298, 24491), (3686, 21913)]