63695920

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4001}}^1$

素因数の和:4213

約数の個数: 40

約数和(自身を含む): 148874400

約数和(自身を除く): 85178480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 4001, 7960, 8002, 15920, 16004, 20005, 32008, 40010, 64016, 80020, 160040, 320080, 796199, 1592398, 3184796, 3980995, 6369592, 7961990, 12739184, 15923980, 31847960, 63695920]

約数ペア:

[(1, 63695920), (2, 31847960), (4, 15923980), (5, 12739184), (8, 7961990), (10, 6369592), (16, 3980995), (20, 3184796), (40, 1592398), (80, 796199), (199, 320080), (398, 160040), (796, 80020), (995, 64016), (1592, 40010), (1990, 32008), (3184, 20005), (3980, 16004), (4001, 15920), (7960, 8002)]