80666424

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21139}}^1$

素因数の和:21204

約数の個数: 48

約数和(自身を含む): 222604200

約数和(自身を除く): 141937776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 21139, 42278, 63417, 84556, 126834, 169112, 190251, 253668, 380502, 507336, 761004, 1120367, 1522008, 2240734, 3361101, 4481468, 6722202, 8962936, 10083303, 13444404, 20166606, 26888808, 40333212, 80666424]

約数ペア:

[(1, 80666424), (2, 40333212), (3, 26888808), (4, 20166606), (6, 13444404), (8, 10083303), (9, 8962936), (12, 6722202), (18, 4481468), (24, 3361101), (36, 2240734), (53, 1522008), (72, 1120367), (106, 761004), (159, 507336), (212, 380502), (318, 253668), (424, 190251), (477, 169112), (636, 126834), (954, 84556), (1272, 63417), (1908, 42278), (3816, 21139)]