280177192

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{4643}}^1$

素因数の和:5065

約数の個数: 32

約数和(自身を含む): 554493600

約数和(自身を除く): 274316408

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 397, 794, 1588, 3176, 4643, 7543, 9286, 15086, 18572, 30172, 37144, 60344, 88217, 176434, 352868, 705736, 1843271, 3686542, 7373084, 14746168, 35022149, 70044298, 140088596, 280177192]

約数ペア:

[(1, 280177192), (2, 140088596), (4, 70044298), (8, 35022149), (19, 14746168), (38, 7373084), (76, 3686542), (152, 1843271), (397, 705736), (794, 352868), (1588, 176434), (3176, 88217), (4643, 60344), (7543, 37144), (9286, 30172), (15086, 18572)]