149537810

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{541}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 273011904

約数和(自身を除く): 123474094

約数列:

[1, 2, 5, 10, 131, 211, 262, 422, 541, 655, 1055, 1082, 1310, 2110, 2705, 5410, 27641, 55282, 70871, 114151, 138205, 141742, 228302, 276410, 354355, 570755, 708710, 1141510, 14953781, 29907562, 74768905, 149537810]

約数ペア:

[(1, 149537810), (2, 74768905), (5, 29907562), (10, 14953781), (131, 1141510), (211, 708710), (262, 570755), (422, 354355), (541, 276410), (655, 228302), (1055, 141742), (1082, 138205), (1310, 114151), (2110, 70871), (2705, 55282), (5410, 27641)]