80011090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{10271}}^1$

素因数の和:10338

約数の個数: 32

約数和(自身を含む): 155312640

約数和(自身を除く): 75301550

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 10271, 20542, 51355, 102710, 195149, 390298, 421111, 842222, 975745, 1951490, 2105555, 4211110, 8001109, 16002218, 40005545, 80011090]

約数ペア:

[(1, 80011090), (2, 40005545), (5, 16002218), (10, 8001109), (19, 4211110), (38, 2105555), (41, 1951490), (82, 975745), (95, 842222), (190, 421111), (205, 390298), (410, 195149), (779, 102710), (1558, 51355), (3895, 20542), (7790, 10271)]